Others & Excess Inventory

Sheet Metal Parts China- Factory custom-Dalian Yikerui Machinery Manufacturing Co., LTD., founded in 2021, is a professional manufacturer of precision sheet metal and parts. It covers an area of 10,000 square meters and has more than 60 technical employees, including 25 senior engineers, forming an excellent design, manufacturing and management team. Our main products include sheet metal processing, laser cutting services, machined parts, waste exhaust, auto parts such as cross beam connectors, supports, positioning blocks, pin seats, and equipment enclosures and automatic control cabinets. The company has CNC laser cutting machine, Japanese CNC bending and shearing machine, plate rolling machine, submerged arc welding machine, rocker drill, high precision testing platform, CNC machining center and other precision processing equipment. Since its establishment, the company has established long-term cooperative relations with large domestic equipment manufacturing enterprises such as CRRC, Dalian Hausen Equipment Manufacturing Co., LTD., Glauber Machine Tool (China) Co., LTD. Etc. Our products are mainly exported to America, Germany, Japan, India and other countries. We enjoy a good reputation in the domestic and foreign markets.

Minimum Order: 10 long tons

　　In the realm of mechanical components, oil seals play a pivotal role. They prevent the leakage of lubricants from gaps within machines and bearings, and bar the entry of contaminants that could potentially damage these machines. One company that stands out in the production of these essential components is NQKSF. 　　NQKSF: An Overview 　　NQKSF is a professional oil seal factory that has carved a niche for itself in the industry. With a focus on quality and reliability, NQKSF has been delivering top-notch oil seals to various industries worldwide. 　　Quality You Can Trust 　　At NQKSF, quality is not just a buzzword; it’s a commitment. The factory employs stringent quality control measures at every stage of production to ensure that every oil seal that leaves the factory is of the highest quality. 　　Wide Range of Products 　　NQKSF offers a wide range of oil seals, catering to various applications and industries. Whether you need radial shaft seals, axial shaft seals, V-ring seals, or metal case seals, NQKSF has got you covered. 　　Custom Solutions 　　Understanding that every application is unique, NQKSF also offers custom oil seal solutions. The factory’s team of experienced engineers works closely with clients to design and manufacture oil seals that meet their specific requirements. 　　Reliability and Professionalism 　　NQKSF’s reliability and professionalism are second to none. The factory prides itself on its ability to deliver products on time, every time. Moreover, the professional team at NQKSF is always ready to assist clients with their needs, ensuring a smooth and hassle-free experience. 　　In a world where mechanical efficiency is paramount, the importance of reliable oil seals cannot be overstated. NQKSF, with its commitment to quality, wide range of products, custom solutions, and unwavering reliability, stands as a beacon of professionalism in the oil seal industry.

Minimum Order: 100

　　Power steering systems are integral to modern vehicles, providing drivers with easier control and maneuverability. A key component of these systems is the power steering oil seal. This article will guide you through the types of power steering oil seals and provide tips on how to choose the right one. 　　Understanding Power Steering Oil Seals 　　Power steering oil seals are specifically designed to contain the hydraulic fluids within the power steering system, preventing leaks that can lead to a loss of steering assistance. They also keep out contaminants that could damage the system. 　　Types of Power Steering Oil Seals 　　There are two main types of power steering oil seals: 　　1. Rotary Shaft Seals: These seals are used in the power steering pump to prevent fluid leakage around the rotating shaft. 　　2. Rack and Pinion Seals: These seals are used in the rack and pinion steering system to prevent fluid leakage and entry of contaminants. 　　Choosing the Right Power Steering Oil Seal 　　Selecting the right power steering oil seal involves considering several factors: 　　1. Material Compatibility: The seal material should be compatible with the hydraulic fluid used in the power steering system. 　　2. Operating Conditions: Consider the pressure and temperature ranges the seal will be exposed to. 　　3. Seal Design: The design of the seal should match the application. For example, a rotary shaft seal is needed for the power steering pump. 　　4. Quality and Cost: While cost is a factor, it’s important not to compromise on the quality of the seal. 　　Choosing the right power steering oil seal is crucial for the performance and longevity of your vehicle’s power steering system. By understanding the different types of seals and considering the factors mentioned above, you can make an informed decision that ensures the smooth operation of your power steering system.

Minimum Order: 100

　　Oil seals are vital components in many mechanical systems. They prevent the leakage of lubricants from gaps within machines and bearings while also preventing the entry of dirt and contaminants that could potentially damage these machines. 　　Types of Oil Seals 　　There are several types of oil seals, each designed for specific applications and environments: 　　Radial Shaft Seals: These are the most common type of oil seal, used to seal rotary elements such as a shaft or rotating bore. 　　Axial Shaft Seals: These seals are used for axial sealing, where parts move parallel to the axis of the shaft. 　　V-Ring Seals: V-ring seals are axial seals that are seated on a shaft and seal against a counterface. 　　Metal Case Seals: These seals have a metal case that provides rigidity and strength, often coated with an elastomer for better sealing. 　　Selecting the Right Oil Seal 　　Choosing the right oil seal involves considering several factors: 　　Operating Conditions: This includes pressure, temperature, and the speed at which the seal will operate. 　　Seal Material: The material of the seal should be compatible with the operating conditions and the type of fluid it will be in contact with. 　　Installation and Fitting: The seal should be easy to install and fit correctly in its designated space. 　　Cost: While it’s important to find a seal that fits your budget, it’s equally important not to compromise on quality and durability. 　　Understanding the different types of oil seals and their applications is crucial in selecting the right seal for your needs. Always consider the operating conditions, seal material, installation requirements, and cost when making your selection.

Minimum Order: 100

　　In the world of machinery, the choice of the right seal can significantly impact the efficiency and longevity of the equipment. One such seal is the labyrinth oil seal. This article will explore the scenarios where a labyrinth oil seal would be the preferred choice. 　　A labyrinth oil seal is a non-contact type of seal that provides a tortuous path, or “labyrinth,” to help prevent the leakage of fluids such as oil. Unlike other seals that use friction to prevent leakage, labyrinth seals use a gap to achieve the sealing effect. This unique design makes them ideal for certain applications. 　　One of the primary scenarios where a labyrinth oil seal would be used is in high-speed rotating equipment. In these situations, the non-contact nature of labyrinth seals allows them to handle high rotational speeds without the risk of excessive heat generation and wear that can occur with contact seals. 　　Another scenario is in applications where minimal friction is crucial. Since labyrinth seals do not make contact with the shaft, they do not create any additional friction. This makes them ideal for use in energy-sensitive applications where efficiency is paramount. 　　Labyrinth seals are also beneficial in environments with frequent changes in pressure and temperature. The non-contact design allows them to withstand these changes without the risk of deformation or damage that can occur with other types of seals. 　　Finally, labyrinth seals are often used in applications where contamination from external particles needs to be minimized. The labyrinth design effectively captures and expels any particles that enter the seal, preventing them from reaching the lubricated components. 　　Labyrinth oil seals are a versatile and efficient sealing solution for a variety of applications. Their ability to handle high speeds, minimize friction, withstand changes in operating conditions, and prevent contamination makes them a preferred choice in many scenarios.

Minimum Order: 100

　　In the world of mechanical systems, oil seals play a crucial role in preventing the leakage of lubricants from gaps within machines and bearings. Among the various types of oil seals, TA, TB, and TC seals are commonly used. This article will delve into the respective uses of these three types of seals. 　　TA, TB, and TC seals are all types of oil seals, but they differ in their design and applications. 　　TA seals also known as single lip seals, have one sealing lip. This type of seal is typically used in applications where there is no pressure or very low pressure. The single lip seals radially and axially against the shaft, preventing the escape of lubricants. TA seals are commonly used in electric motors, gearboxes, and pumps. 　　TB seals are double lip seals. They have two sealing lips; the primary lip prevents the leakage of lubricants, while the secondary lip keeps dirt and other contaminants out of the system. This makes TB seals ideal for applications where contamination is a concern. They are often used in automotive applications, such as wheel bearings and transmissions. 　　TC seals are also double lip seals, but they have a unique design that includes a garter spring. The spring maintains sealing contact under high-speed conditions, making TC seals suitable for high-speed applications. Like TB seals, TC seals are also used in automotive and industrial applications. 　　While TA, TB, and TC seals all serve the fundamental purpose of preventing lubricant leakage, their specific designs make them suitable for different applications. Understanding these differences can help in selecting the right seal for a particular application.

Minimum Order: 100

Vehicle GPS Trackers GPS311 Tracking Devices For Vehicle Location Trackers free tracking platform Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

GPS Tracking Device for Vehicle gps tracker car Protection Anti-Theft GPS311 remote stop engine Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

GPS Tracking System for Avl Fleet Manage Turn off Engine GPS311 GPS Tracking Device car GPS tracker Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Mini gps Car Tracker GPS Tracking GPS311C remote control vehicle real time with ACC alarm free mobile APP Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Coban GPS Tracking Device GPS311B GPS311C Motorcycle Vehicle Mini Car GPS Tracker remote stop engine TK311 Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

1) Plug-in tap-off units without automatic clamping system . 2) Plug-in tap-off units with automatic clamping system. Step 1: Open or remove the tap-off unit cover. Step 2: Install the protection device in the tap-off unit. Step 3: Remove the IP protection on the outlet of the run component. Step 4: Prepare the output cable glands and connect the cables to the tap-off unit. Step 5: Check that the protection device is switched off and carefully inspect the tap-off unit for tools and objects that may have been left inside the tap-off unit. Step 6: Position the rear of the tap-off unit on the run component. Step 7: Plug the tap-off unit into the run component. Step8: Lock the tap-off unit on the run component using the locking handle located inside the tap-off unit Step9: Secure the tap-off unit on the run component using the fixing mechanism. Step10: Close the tap-off unit cover. The system and the load are ready to be energized.

Minimum Order: 100

Installation Guidence of Busduct Joint  Step1:dentify the correct joint stack (either 4W or 5W) and its phase orientation before Busduct joint pack installation Step2: Align and connect both busduct terminal with joint stack connector. Step3:Joint stack stopper acts a guideline to ensure a full contact surface of the overlapping conductors. Step4: Tighten the double headed bolt by using socket wrench untile the outer head shear off. Step5:Place joint pack covers on both sides of the busduct joint section and tighten all the bolts and nuts with socket wrench.

Minimum Order: 100

This high tensile 8.8 grade shear off bolt for busduct joint The demension is M12*115 M12*120mm M12*130mm M12*140mm

Minimum Order: 10000