Product Specifications
| Parameter |
Details |
| Model NO. |
51218, 51318, 51120, 51220, 51320 |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Certification |
ISO9001:2008 |
| Stock |
In Stock |
| Service |
OEM, ODM |
| Aligning |
Non-Aligning Bearing |
| Separated |
Separated |
| Rows Number |
Single |
| Load Direction |
Thrust Bearing |
| Material |
Bearing Steel |
| Transport Package |
Carton Pallet |
| Specification (51218) |
90*135*35 mm |
| Origin |
China |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Automobile Manufacturing |
Transmission systems, clutch assemblies, steering mechanisms |
| Industrial Machinery |
Press machines, injection molding equipment, textile machinery |
| Agricultural Machinery |
Harvesters, tractors, combine headers |
| Heavy Machinery |
Excavators, cranes, hydraulic lifts |
| Machine Tools |
Lathes, milling machines, spindle units |
Eliminate Downtime with Precision Thrust Ball Bearings for Automobile Spare Parts
Automobile parts manufacturers know the frustration of bearing failures—premature wear causes assembly line stoppages, warranty claims, and lost production. Sourcing reliable thrust bearings that meet P0-P4 precision standards while managing MOQ constraints often creates unexpected delays. When every component matters, settling for substandard bearings risks compromising the entire vehicle’s performance.
Thrust Ball Bearings 51218-51320: In Stock and Engineered for Automotive Demands
Our Thrust Ball Bearings series (51218, 51318, 51120, 51220, 51320) addresses these challenges directly. With P0-P4 precision ratings and Z1V1-Z3V3 vibration control, these bearings deliver consistent performance in automotive transmission and steering applications. As an integrated manufacturer with ISO9001 certification, we maintain stock for immediate shipment—no minimum order required for standard items, with samples available in 3-5 days.
Engineered for Axial Loads in Critical Automotive Systems
Thrust Ball Bearings excel in applications with heavy axial loads, making them ideal for automobile spare parts like clutch release mechanisms and gearbox assemblies. The separated design allows easy installation and maintenance, while single-row construction ensures efficient load distribution. Whether operating in high-temperature engine compartments or under continuous vibration, these bearings maintain dimensional stability thanks to premium bearing steel construction.
Precision Parameters That Drive Automotive Reliability
Three technical specifications define these bearings’ performance advantage: Precision rating directly impacts rotational accuracy—P4 grade bearings reduce runout to less than 5μm, critical for synchronizing transmission components. Vibration class Z3V3 minimizes noise and resonance, meeting automotive interior acoustic standards. The 90*135*35mm dimension (51218 model) balances load capacity with compact design, fitting seamlessly into tight engine bay layouts. Together, these parameters ensure consistent performance across 10,000+ operating hours.
Why Authentic Precision Bearings Lower Total Cost
Choosing uncertified thrust bearings may seem cost-effective initially, but hidden expenses add up. A single bearing failure in an automotive assembly can halt production lines costing $2,000+ per hour. Our ISO9001-certified bearings reduce this risk with rigorous quality control—each unit undergoes dimensional inspection and vibration testing before shipment. With a 12-month global warranty and defect replacement policy, we stand behind the reliability of every Automobile Spare Parts Thrust Bearing we supply.
Our Commitment to Automotive Component Excellence
With 18 years of bearing manufacturing experience, we serve automotive parts producers across Europe, America, and Southeast Asia. Our R&D team develops custom solutions for unique applications, while our QC lab conducts 24-point inspections on all outgoing products. We offer flexible OEM/ODM services with strict confidentiality protocols, supporting your brand’s market differentiation. Our 5-15 day bulk delivery window ensures your production schedule stays on track, even during peak demand periods.
Packaging & Shipping
- Carton packaging with pallet reinforcement for secure transport
- 3-5 days sample lead time for qualification testing
- 5-15 days bulk delivery for production orders
- Multiple logistics options: TNT, DHL, sea freight, and air cargo
- 1pc MOQ for standard models to support emergency repairs
Secure Your Bearing Supply Today
Don’t let bearing availability delay your production. With our in-stock Thrust Ball Bearings 51218-51320, you can maintain lean inventory while ensuring parts availability. Send your exact model requirements and quantity, and our technical team will confirm compatibility with your automotive applications—response within 24 hours.
Frequently Asked Questions
Q: Are these bearings suitable for high-temperature automotive applications?
A: Yes, our bearing steel construction maintains stability in temperatures up to 120°C, suitable for engine compartment environments.
Q: Can you provide custom dimensions for specific automobile spare parts?
A: We offer full ODM customization—provide your technical drawings, and our engineering team will develop tailored solutions.
Q: What warranty coverage do you offer on automotive bearings?
A: All bearings come with a 12-month global warranty covering manufacturing defects, with free replacement or refund available.
Q: How do you ensure bearing quality before shipment?
A: Each bearing undergoes precision measurement, vibration testing, and visual inspection in our ISO9001-certified QC lab.
Q: Do you provide technical support for bearing installation?
A: Our engineering team offers free technical guidance on mounting, lubrication, and maintenance best practices.
Ready to order or need a quote?
Send your bearing model, application details, and quantity to sales02@saifan-group.com — we’ll respond within 24 hours.
