HTFB31-16 Open Deep Groove Auto Transmission Gearbox Bearing

HTFB31-16 non-standard single row open deep groove ball bearing, dimension 31mm bore × 80mm outer diameter × 16mm width, HTFB dedicated transmission series, specially matched for passenger car automatic and manual gearbox intermediate shafts and differential assemblies. Open design without rubber seals, fitted with stamped steel cage and standard C0 internal clearance. It bears radial load and minor bidirectional axial load, runs stably and low-noise under long-term high-speed shifting vibration. Made of fully quenched high-purity GCr15 chrome bearing steel with precise dimensional tolerance, fully interchangeable with original OEM HTFB31-16. Complete formal quotation will be provided within 24 hours upon inquiry.

• Open structure enables full circulation of gearbox lubricating oil, excellent heat dissipation, no risk of rubber seal aging or swelling under long-time high-temperature oil soaking
• Superfinished raceway surface reduces rolling friction, stable continuous operation under frequent gear shifting impact
• Uniform high-hardness GCr15 steel delivers outstanding wear and anti-fatigue performance, effectively extend gearbox service cycle
• OEM matching integral overall dimension, direct replacement without modifying gearbox housing and shaft parts
• Lightweight stamped steel cage lowers rotation inertia, adapts to medium-high speed continuous transmission working conditions
• Standard P0 precision grade, customizable P6/C3 clearance to meet automotive OEM assembly matching standards

Passenger car auto & manual gearbox differential shafts, vehicle transmission intermediate shafts, light commercial vehicle reducers, small agricultural machinery transmission components.

25+ years professional manufacturer of HTFB series non-standard automotive gearbox bearings. All finished bearings pass high-speed continuous rotation test, shock load test and long-cycle fatigue durability test before delivery. Support customized anti-rust surface coating and special high-temperature gearbox lubricant filling service. One-on-one professional installation technical guidance and formal quotation within 24h for all RFQs. Stable mass production capacity meets bulk OEM and global distributor orders, factory direct selling price, stable consistent quality and punctual batch delivery.

• Raw GCr15 steel hardness & chemical composition incoming inspection
• High-precision raceway superfinishing roughness detection
• Open bearing gear oil circulation high-temperature aging test
• Continuous vibration load rotation fatigue life test
• Full dimension tolerance sorting inspection
• 100% visual appearance marking check before packaging
• Random sampling high-speed performance test before shipment
• All HTFB31-16 bearings pass multi-process strict factory inspection.

Send bulk inquiry for HTFB31-16 open transmission bearings and receive the following support:

1. Complete formal detailed quotation within 24 hours
2. Standard dimension drawings & press-fit installation operation guidance
3. Custom anti-rust surface treatment and special transmission lubricant filling service
4. Exclusive long-term bulk factory wholesale price without intermediate markup

Large-volume OEM cooperation is welcome anytime.