Precision bearing manufacturing
Factory Direct · ISO 9001:2015 Certified

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

All Products

4835 products found

Factory Direct · 1 pc MOQ · 3-5 Day Sample
High Precision Steel-on-Steel Rod End Ball Joint Bearings 100x150x90mm for Industrial Machinery
Joint Bearing

High Precision Steel-on-Steel Rod End Ball Joint Bearings 100x150x90mm for Industrial Machinery

Ensure smooth, precise motion in your industrial machinery with our High Precision Rod End Bearings—engineered to eliminate costly downtime and reduce operational noise. The 100x150x90mm steel-on-steel construction delivers exceptional durability, making it ideal for heavy-load applications where reliability is non-negotiable.Steel-on-steel sliding contact ensures minimal wear and extended service life, even under continuous operationLow noise performance maintains a quieter workspace while meeting Z2/Z3 noise grade standardsSupports OEM/ODM customization to match your exact machinery specifications, backed by our ISO 9001-certified quality control

Deep Groove Ball Bearing 6007 6008 6009 6010 6011 6012 6013 with Zz 2RS Open Seals for Industrial Machinery
Ball Bearing

Deep Groove Ball Bearing 6007 6008 6009 6010 6011 6012 6013 with Zz 2RS Open Seals for Industrial Machinery

Keep your industrial machinery running smoothly with precision-engineered Deep Groove Ball Bearings designed for reliable performance. Available in models 6007, 6008, 6009, 6010, 6011, 6012, and 6013, these bearings feature Zz, 2RS, or Open seals to suit your specific application needs—whether you require dust resistance, moisture protection, or minimal friction. Precision ratings from P0 to P4 ensure consistent rotation, reducing downtime and extending equipment lifespan Grease or oil lubrication options let you optimize for high-speed or heavy-load conditions Z1V1 to Z3V3 vibration grades minimize noise and wear, keeping your operations efficient even in demanding environments Backed by our ISO 9001-certified manufacturing, these bearings deliver the stability and durability industrial buyers trust. Perfect for machine tools, conveyors, and power transmission systems—order today for flexible MOQ and fast 3-5 day sample delivery.

R165133120 Rexroth Linear Motion Guide Rail Slide Block Bearing for Automobile and Rolling Mill
Linear Bearing

R165133120 Rexroth Linear Motion Guide Rail Slide Block Bearing for Automobile and Rolling Mill

Ensure smooth, precise linear motion in your automobile assembly lines or rolling mills with the R165133120 Rexroth Linear Motion Guide Rail Slide Block Bearing. Engineered to handle heavy loads and continuous operation, this bearing minimizes downtime by maintaining consistent performance under demanding industrial conditions.High-precision P0-P4 grade ensures reliable alignment, reducing wear on connected components and extending machinery lifespanSingle-row thrust design optimized for axial load handling, critical for rolling mill applications where stability under pressure is non-negotiableGrease or oil lubrication flexibility allows adaptability to your maintenance protocols, keeping operations running without unnecessary interruptionsIn-stock availability means you can secure replacement parts quickly, avoiding costly production delays

Precision Linear Ball Bushing Bearing LMF6UU LMK6UU LMH6UU Square Flange for Industrial Machinery
Unclassified

Precision Linear Ball Bushing Bearing LMF6UU LMK6UU LMH6UU Square Flange for Industrial Machinery

Ensure smooth, precise linear motion in your industrial machinery with the Linear Ball Bushing Bearing LMF6UU, LMK6UU, and LMH6UU series. These square flange bearings deliver consistent performance across machine tools, packaging equipment, and automation systems, reducing downtime and improving operational efficiency.Alloy construction ensures durability under heavy loads, with Z2 noise grade precision for quiet, reliable operationLM series compatibility allows seamless integration with existing linear motion setups, supporting OEM/ODM customization to match your exact specificationsBacked by Saifan's 12-month warranty and strict ISO 9001 quality control, these bushings maintain tight tolerances for long-term stability in high-cycle applications

61806-2z 61806-2RS Deep Groove Ball Bearing 120x170x28mm for Industrial Machinery
Ball Bearing

61806-2z 61806-2RS Deep Groove Ball Bearing 120x170x28mm for Industrial Machinery

Ensure smooth, long-lasting operation of your industrial machinery with our precision-engineered Deep Groove Ball Bearing. Designed for 120x170x28mm applications, the 61806-2Z (metal shielded) and 61806-2RS (rubber sealed) variants deliver reliable radial load support and minimal friction, reducing downtime and maintenance costs.Single-row design with 0° contact angle optimizes load distribution for consistent performance in machine tools, conveyors, and packaging equipmentHigh-grade bearing steel construction ensures durability under heavy loads, backed by our strict ISO 9001 quality control standardsFlexible sealing options protect against contaminants, extending service life even in harsh industrial environments

6203 Deep Groove Ball Bearing 17x40x12mm P0-P4 Precision Z2V2 Noise Grade for Industrial Machinery
Ball Bearing

6203 Deep Groove Ball Bearing 17x40x12mm P0-P4 Precision Z2V2 Noise Grade for Industrial Machinery

Ensure smooth, reliable rotation for your industrial machinery with the 6203 deep groove ball bearing, engineered to deliver consistent performance even under demanding conditions. This 17x40x12mm bearing combines P0-P4 precision with Z2V2 noise grade to minimize vibration and extend equipment lifespan, addressing the common challenge of unexpected downtime in manufacturing environments.Available with Zz, 2RS, or Open seals to suit your lubrication needs (grease or oil), ensuring compatibility with diverse industrial setupsConstructed from high-grade bearing steel for exceptional durability, backed by our strict ISO 9001:2015 quality control standardsSupports both OEM and ODM customization, making it easy to integrate into your specific machinery requirements

HGW30HC Linear Slide High Speed Low Noise Silver Tight Flange Extension for Industrial Machinery
Linear Bearing

HGW30HC Linear Slide High Speed Low Noise Silver Tight Flange Extension for Industrial Machinery

Boost your industrial machinery's performance with the HGW30HC linear slide, engineered to deliver smooth, high-speed operation while minimizing noise in precision-critical applications. Its silver tight flange extension ensures secure mounting and stable linear motion, addressing the need for reliable componentry in demanding production environments.High-speed capability reduces cycle times without sacrificing accuracy, perfect for automated manufacturing linesLow noise operation enhances workplace comfort and meets strict industrial sound standardsAlloy construction guarantees long service life, even under continuous heavy loadsSupports OEM/ODM customization to fit unique machinery specifications, backed by Saifan's decades of bearing expertise

Thrust Ball Bearing 51409 51110 P0-P4 Precision Separated for Industrial Machinery 45x100x39mm
Ball Bearing

Thrust Ball Bearing 51409 51110 P0-P4 Precision Separated for Industrial Machinery 45x100x39mm

Ensure smooth, precision rotation for your industrial machinery with our Thrust Ball Bearing 51409 51110, engineered to deliver reliable performance even under heavy axial loads. This separated-type bearing (45x100x39mm) minimizes installation hassle while maintaining P0-P4 precision grades, making it ideal for machinery where alignment and load distribution are critical.Grease or oil lubrication options adapt to your operational needs, ensuring long service life in diverse industrial environmentsZ1V1-Z3V3 vibration control reduces noise and wear, addressing common machinery downtime concernsISO 9001:2015 certified quality guarantees consistent performance, backed by our 12-month warranty for peace of mind

Deep Groove Ball Bearing 16026 6026 Zz 2RS DDU for Textile Machinery, High Precision Bearing Steel
Ball Bearing

Deep Groove Ball Bearing 16026 6026 Zz 2RS DDU for Textile Machinery, High Precision Bearing Steel

Ensure smooth, precise rotation for your textile machinery with our High Precision Textile Bearing—engineered to minimize downtime and enhance operational efficiency. This Deep Groove Ball Bearing 16026 6026 Zz 2RS DDU combines high-grade bearing steel construction with P0-P4 precision grade, delivering reliable performance even in continuous production environments.Single-row radial design with 10*26*8mm specification, optimized for textile machinery’s dynamic load requirementsUnseparated structure ensures stable operation, reducing maintenance needs and extending service lifeComplies with ISO industrial standards, backed by our 12-month warranty for worry-free operation

Needle Roller Bearing RNA4852 RNA4856 RNA4860 for Industrial Machinery with P0-P4 Precision
Needle Roller Bearings

Needle Roller Bearing RNA4852 RNA4856 RNA4860 for Industrial Machinery with P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with our Needle Roller Bearing RNA4852 RNA4856 RNA4860, engineered to deliver P0-P4 precision that minimizes downtime and enhances operational efficiency. Crafted from high-grade bearing steel and designed without inner/outer rings, these radial bearings excel in heavy-load applications while maintaining consistent performance across demanding work cycles.Precision ratings from P0 to P4 meet strict industrial standards, ensuring compatibility with machine tools, reducers, and printing equipmentGrease or oil lubrication flexibility adapts to your maintenance protocols, extending service life in harsh operating environmentsBacked by our 12-month warranty and responsive technical support, you’ll gain a reliable component that keeps production on track

Deep Groove Ball Bearing 62/22 Zz 2RS for Construction Machinery, 20x47x14mm
Ball Bearing

Deep Groove Ball Bearing 62/22 Zz 2RS for Construction Machinery, 20x47x14mm

Ensure smooth, reliable rotation for your construction machinery with this Deep Groove Ball Bearing 62/22 Zz 2RS—engineered to minimize downtime and maximize operational efficiency in heavy-duty environments. Crafted to precise 20x47x14mm dimensions with P0-P4 precision grades, it delivers consistent performance under high radial loads, tackling the wear and tear that often disrupts project timelines.Zz/2RS seals prevent contamination, extending service life even in dusty or moist job site conditionsHigh-grade bearing steel construction ensures durability for excavators, loaders, and other construction equipmentSupports both grease and oil lubrication for flexible maintenance, adapting to your machinery’s specific needs

UCP205 Pillow Block Insert Bearing with High Load Capacity Deep Groove Raceway
Housing Bearings

UCP205 Pillow Block Insert Bearing with High Load Capacity Deep Groove Raceway

Ensure smooth, heavy-duty rotation in your machinery with the UCP205 Pillow Block Bearing, engineered to deliver consistent performance even under demanding loads. Its deep groove raceway design minimizes friction and extends service life, addressing common reliability concerns in industrial applications. High Load Capacity: Built with premium bearing steel to handle rigorous operational demands, perfect for agricultural equipment, conveyors, and industrial fans Precision-rated P0-P4 with Z1V1-Z3V3 vibration control ensures quiet, stable operation in high-precision setups Flexible lubrication options (grease or oil) and easy mounting with P-type bearing block simplify maintenance and integration Backed by our 12-month global warranty and responsive technical support, this insert bearing is designed to keep your operations running without costly downtime.

Why Saifan Bearing

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.

P0-P4 Grade

Micro-Level Precision

Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.

Z2-Z4 Noise
Chrome Steel

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.

3× Longer Life
ISO 9001:2015

Certified Quality System

ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.

12-Month Warranty
OEM / ODM

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.

3-5 Day Sample

±0.001mm

Dimensional Tolerance

≤55 dB

Noise Level (Z4)

180°C

Max Operating Temp

50,000h

Design Service Life

Industry Applications

Engineered for Every Industry

From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.

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Renewable Energy bearing application

Renewable Energy

Wind & solar power systems

Mineral Processing bearing application

Mineral Processing

Mining & crushing equipment

Marine & Offshore bearing application

Marine & Offshore

Corrosion-resistant solutions

Steel & Metallurgy bearing application

Steel & Metallurgy

High-temp heavy-load bearings

Wind Energy bearing application

Wind Energy

Turbine main shaft bearings

Pulp & Paper bearing application

Pulp & Paper

Wet environment performance

Medical & Lab bearing application

Medical & Lab

Ultra-low noise precision

Heavy Machinery bearing application

Heavy Machinery

Maximum load capacity

Quality Verification

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
Trade / Wholesale

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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T/T · L/C · Alibaba

Flexible payment terms