Precision Bearings Precision Engineered. Globally Supplied.
P0-P4 precision grades. Z2-Z4 noise grades. Chrome steel construction. Serving global distributors, machinery manufacturers, and OEM brand owners with factory-direct pricing and 1-piece MOQ.
19+
Years Factory
P0-P4
Precision Grade
ISO 9001
Certified
1 pc MOQ
No Min Order
By Precision Grade
P0 · P4 · P5 · P6All Products
4835 products found
Deep Groove Ball Bearing 627 627-2Z 627-2RS 7x22x7mm for Industrial Machinery
Ensure smooth, long-lasting rotation in your industrial machinery with this precision Deep Groove Ball Bearing 627 series. Engineered to handle radial loads with minimal friction, the 7x22x7mm dimensions (bore x outer diameter x width) deliver reliable performance in machine tools, conveyors, and small motors—eliminating unexpected downtime and keeping your operations running efficiently. Available in 627 open, 627-2Z (metal shielded), and 627-2RS (rubber sealed) variants to suit dust, moisture, or high-speed requirements Constructed with high-grade bearing steel for Z2-Z4 noise levels and P0-P4 precision, ensuring quiet operation and consistent load capacity Backed by Saifan’s strict quality control and 12-month warranty, so you can trust every turn to power your equipment without compromise
High Precision DAC35620040 2RS Wheel Hub Bearing for FIAT Ford Chrysler Auto
Ensure smooth, quiet rotations for your FIAT, Ford, or Chrysler with this High Precision Wheel Hub Bearing, engineered to eliminate annoying vibrations and extend vehicle service life. Crafted to the exact 37*72*37mm specification, this DAC35620040 2RS bearing features double-row construction and Z2V2 vibration grade—critical for maintaining stability under varying road conditions.Unseparated design ensures easy installation and consistent performance, reducing downtime for mechanics and DIY enthusiasts alikePremium bearing steel construction with sealed 2RS design keeps grease in and contaminants out, delivering reliable operation mile after mileBacked by our ISO 9001-certified quality control, this hub bearing meets the rigorous demands of automotive professionals seeking long-term durability
China Motorcycle Spare Part Deep Groove Ball Bearing 6905 25x42x9mm ISO9001 Certified
Ensure smooth, reliable performance for your motorcycle with this high-quality Motorcycle Deep Groove Ball Bearing—designed to reduce friction and extend component life in demanding riding conditions. Precision-engineered to 25x42x9mm dimensions, this 6905 model delivers consistent rotation even under heavy loads, addressing the common challenge of premature wear in critical motorcycle systems.ISO9001:2015 certified for strict quality control, ensuring compatibility with leading motorcycle makes and modelsGrease or oil lubrication flexibility allows customization to specific riding environments, from city commutes to off-road adventuresDirect replacement part for seamless installation, backed by Saifan Bearings' 12-month warranty and expert technical support
Micro Deep Groove Ball Bearing 67/2.5 673 674 675 for Hydraulic Chuck Drilling Machine
Ensure smooth, precise rotation in your hydraulic chuck drilling machine with our high-performance Micro Deep Groove Ball Bearing. Crafted from premium bearing steel and available in models 67/2.5, 673, 674, and 675, these bearings deliver consistent operation even under the rigors of industrial drilling, reducing downtime and extending equipment lifespan.Precision ratings from P0 to P4 and vibration grades Z1V1 to Z3V3 ensure minimal noise and maximum stability, critical for high-accuracy drilling tasksSeal options (ZZ, 2RS, Open) and flexible lubrication (grease or oil) adapt to your specific working conditions, while the 8*22*7mm specification fits seamlessly into standard hydraulic chuck assembliesBacked by our ISO 9001-certified manufacturing process, each bearing undergoes strict quality testing to guarantee reliable performance when you need it most
Deep Groove Ball Bearing 6011-2RS 55x90x18mm P0-P4 Precision for Auto Spare Parts
Ensure smooth, reliable rotation for your auto spare parts with our Deep Groove Ball Bearing 6011-2RS, engineered to deliver consistent performance in demanding automotive applications. Crafted to precision grades P0-P4 and featuring a 55x90x18mm dimension, this bearing minimizes vibration (Z1V1-Z3V3) and extends equipment lifespan, addressing the need for durable, low-maintenance components in vehicle systems.Single-row radial design with non-separated structure ensures easy installation and stable load distributionGrease or oil lubrication flexibility adapts to diverse operating conditions, enhancing versatility for auto repair and manufacturingBacked by our ISO 9001:2015 quality certification and 12-month warranty, providing peace of mind for long-term reliability
High-Precision Thrust Ball Bearing 51406 51107 for Crane Hook with ISO9001 Certification
Ensure smooth, reliable lifting operations with our High-Precision Thrust Ball Bearing—engineered to handle heavy axial loads in crane hook applications. This 51406/51107 bearing delivers consistent performance with P0-P4 precision grades and Z1V1-Z3V3 vibration control, minimizing downtime and maximizing equipment lifespan.Separated design allows easy maintenance and quick replacement, ideal for busy industrial settingsISO9001:2015 certified construction ensures compliance with global quality standards, reducing risk of premature failureGrease or oil lubrication flexibility adapts to your specific operating conditions, enhancing versatilityAvailable in stock for fast 3-5 day delivery, keeping your operations on schedule
Automobile Hub Bearings DAC2552037 25x52x37mm Low Noise Long Life OEM Bearing
Experience smoother rides and quieter journeys with our Automobile Hub Bearings DAC2552037, engineered to deliver long-lasting performance in every turn. Crafted to precise 25x52x37mm dimensions, this double-row radial bearing minimizes vibration (Z1V1-Z3V3 grades) and reduces operational noise, addressing common concerns of uneven wear and disruptive sound in vehicle applications.Made from high-grade bearing steel for extended service life, ensuring reliable rotation even under heavy loadsSupports OEM/ODM customization to match specific vehicle models, with rich stock availability for quick 3-5 day sample deliveryPrecision rating options (P0-P4) meet strict industrial standards, providing the stability needed for consistent performance
High Load Insert Pillow Block Bearing UCPH311 12x47x31mm P0-P4 Precision
Keep your industrial machinery running smoothly with the High Load Insert Pillow Block Bearing UCPH311, designed to deliver reliable performance under heavy loads. This 12x47x31mm insert bearing features a deep groove raceway for consistent rotation and P0-P4 precision grades to minimize vibration, ensuring your equipment operates with enhanced stability and reduced downtime.Constructed from high-grade bearing steel for long service life, even in demanding conditionsCompatible with both grease and oil lubrication, offering flexibility for your maintenance routineSingle-row design optimized for easy installation and alignment, streamlining your setup process
Auto Wheel Drive Axle Cylindrical Roller Bearing Bahb311316b 70x180x42mm P0-P4 Precision
Ensure smooth, reliable rotation for your auto wheel drive axle with the Auto Wheel Drive Axle Cylindrical Roller Bearing Bahb311316b. Engineered to deliver consistent performance under heavy loads, this precision bearing (70x180x42mm) minimizes downtime and extends machinery lifespan, even in demanding automotive applications.Boasts P0-P4 precision ratings for optimal alignment and reduced vibration, critical for maintaining drive system efficiencySeparated design allows for easy installation and maintenance, saving valuable time during repairs or replacementsConstructed with high-grade bearing steel to withstand rigorous operating conditions, ensuring long-term durability you can trust
High-Quality Thrust Ball Bearings 51113 51213 51313 for Industrial Machinery with P0-P4 Precision
Ensure smooth, precise rotation in your industrial machinery with our High-Quality Thrust Ball Bearings, engineered to deliver P0-P4 precision for reliable performance under axial loads. The 51113, 51213, and 51313 models feature separated raceways for easy installation and maintenance, making them ideal for heavy-duty applications where alignment and durability matter most.Single-row design optimized for thrust load handling, with Z1V1-Z3V3 vibration grades to minimize operational noiseGrease or oil lubrication flexibility adapts to your machinery’s specific needs, ensuring long service life even in demanding conditionsIn-stock availability means quick delivery—get the bearings you need to keep production running without delays
Deep Groove Ball Bearings Koyo 6004 20x42x12mm for Electric Motor with P0-P4 Precision
Ensure smooth, quiet operation for your electric motor with our Deep Groove Ball Bearings Koyo 6004, engineered to deliver consistent performance even under continuous use. Precision-machined to P0-P4 standards and sized at 20x42x12mm, these bearings minimize vibration (Z1V1-Z3V3) and extend motor lifespan, tackling the common challenge of premature wear in high-demand applications.Available with Zz, 2RS, or Open seals to suit your lubrication needs (grease or oil), ensuring a perfect fit for diverse motor configurationsBacked by Saifan's strict quality control and 12-month warranty, offering peace of mind for both OEM projects and replacement partsFlexible order options from single units to bulk production, with fast 3-5 day sample delivery to keep your operations on track
High-Precision Thrust Ball Bearing 51114 51214 P0-P4 Grease/Oil Lubrication for Industrial Machinery
Achieve smoother, longer-lasting industrial machinery operation with our High-Precision Thrust Ball Bearing, engineered to deliver reliable axial load handling and minimal vibration in demanding applications. Available in models 51114 (70x95x18mm) and 51214 with P0-P4 precision grades, this bearing ensures consistent performance whether lubricated with grease or oil, reducing maintenance interruptions and extending equipment uptime.Separated design allows easy installation and maintenance, a critical feature for industrial setups requiring quick part replacementsZ1V1-Z3V3 vibration control minimizes noise and wear, addressing the need for stable, quiet machinery operationISO 9001:2015 certified quality guarantees compatibility with global industrial standards, supporting seamless integration into your production line
Precision Craftsmanship.
Enduring Performance.
Autonomous factory manufacturing with full-process quality control. Every bearing is engineered to exceed international standards for load capacity, noise grade, and service life.
Micro-Level Precision
Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.
Premium Raw Materials
High-grade GCr15 chrome steel with strict incoming inspection. Superior hardness and wear resistance ensures 3× longer service life than standard bearings.
Certified Quality System
ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.
Full Custom Production
From R&D to branded packaging. Support custom dimensions, seals, lubrication, and private labeling. 1 pc MOQ for standard, bulk orders in 5-15 days.
±0.001mm
Dimensional Tolerance
≤55 dB
Noise Level (Z4)
180°C
Max Operating Temp
50,000h
Design Service Life
Engineered for Every Industry
From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.
Renewable Energy
Wind & solar power systems
Mineral Processing
Mining & crushing equipment
Marine & Offshore
Corrosion-resistant solutions
Steel & Metallurgy
High-temp heavy-load bearings
Wind Energy
Turbine main shaft bearings
Pulp & Paper
Wet environment performance
Medical & Lab
Ultra-low noise precision
Heavy Machinery
Maximum load capacity
Request Free Sample
Test before you commit. We provide free bearing samples (buyer pays freight). Ready in 3-5 business days. No minimum order required.
- Free sample (freight collect)
- 3-5 day dispatch
- Full spec datasheet included
- No MOQ for samples
Bulk & FCL Inquiry
For distributors, brand owners, and machinery manufacturers. Share your requirements and receive a competitive factory-direct quotation within 24 hours.
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Full FCL Support
20GP / 40HQ containers
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OEM Branding
Custom packaging & labels
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5-15 Day Lead
Bulk production timeline
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Flexible payment terms