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 NTN 16008 Deep Groove Ball Bearing 40x68x9mm for Industrial Machinery
Ball Bearing

High Precision NTN 16008 Deep Groove Ball Bearing 40x68x9mm for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the High Precision NTN 16008 Deep Groove Ball Bearing (40x68x9mm). This single-row radial bearing delivers reliable performance under radial loads, crafted from premium bearing steel to minimize wear and extend equipment uptime—ideal for maintaining consistent operation in machine tools, conveyors, and automation systems.Engineered with a 0° contact angle for optimal radial load distribution, reducing vibration and noise in high-speed applicationsPrecision-machined to meet strict dimensional standards (40mm ID, 68mm OD, 9mm width), ensuring seamless integration with your existing setupsBacked by NTN’s legacy of quality, this bearing supports stable production cycles and reduces unexpected maintenance delays

Self Aligning Ball Bearings 1310 1310TN for Low-Noise Motors Automobiles Motorcycles P0-P4 Precision
Ball Bearing

Self Aligning Ball Bearings 1310 1310TN for Low-Noise Motors Automobiles Motorcycles P0-P4 Precision

Keep your low-noise motors, automobiles, and motorcycles running smoothly with reliable Self Aligning Ball Bearings 1310 1310TN that minimize vibration and extend equipment life. Crafted to P0-P4 precision (95x170x32mm) with steel or brass cages, these double-row radial bearings handle misalignment effortlessly, ensuring consistent performance even in demanding conditions.60° contact angle optimizes load distribution for enhanced durability in automotive and motorcycle applicationsChoose from C0/C3/C4 clearance options to match your specific machinery requirementsBacked by our ISO-certified manufacturing process for stable quality and 12-month warranty protection

Self-Aligning Roller Bearing 22276CA 22280CA 22308CCK W33 for Industrial Machinery with P0-P4 Precision
Roller Bearing

Self-Aligning Roller Bearing 22276CA 22280CA 22308CCK W33 for Industrial Machinery with P0-P4 Precision

Ensure smooth, precision rotation for your industrial machinery with our Self-Aligning Roller Bearing series, including 22276CA, 22280CA, and 22308CCK W33 models. Engineered to deliver P0-P4 precision, these bearings minimize downtime by accommodating shaft misalignment and heavy radial loads, keeping your equipment running longer with consistent performance.Double-row design with C0/C3/C4 clearance options ensures optimal load distribution and adaptability to varying industrial conditionsConstructed from high-grade bearing steel for enhanced durability, meeting ISO standards to reduce the hassle of frequent replacementsSupports OEM/ODM customization to fit specific machinery requirements, backed by our 12-month warranty for peace of mind

Self Aligning Ball Bearings 1206 1206TNI for Heavy Load Impact Precision Instruments
Ball Bearing

Self Aligning Ball Bearings 1206 1206TNI for Heavy Load Impact Precision Instruments

Ensure smooth, precise rotation even under heavy loads with our Self Aligning Ball Bearings 1206 1206TNI, engineered to minimize downtime in precision instruments. The double-row design and 60° contact angle deliver exceptional radial load capacity, while the steel or brass cage options ensure durability in high-impact environments—perfect for maintaining accuracy in industrial machinery where alignment errors are costly.Precision ratings from P0 to P2 and clearance options (C0/C3/C4) adapt to your specific equipment needs, reducing the hassle of mismatched componentsUnseparated structure simplifies installation and maintenance, saving valuable time for busy operationsConstructed with high-grade bearing steel for long service life, backed by our ISO-certified quality control for reliable performance you can trust

Deep Groove Ball Bearings 6703 6704 6705 for Electrical Tools, P0-P4 Precision, Japan NSK
Ball Bearing

Deep Groove Ball Bearings 6703 6704 6705 for Electrical Tools, P0-P4 Precision, Japan NSK

Ensure smooth, precise operation for your electrical tools with Japan NSK Deep Groove Ball Bearings 6703 6704 6705, engineered to deliver reliable performance even in high-speed applications. These P0-P4 precision bearings reduce vibration (Z1V1-Z3V3 grades) and extend tool lifespan, solving common issues with inconsistent motion and premature wear.Available in 17×23×4mm, 20×27×4mm, and 25×32×4mm sizes to fit standard electrical tool configurationsPre-filled with high-quality grease (or oil-lubricated option) for immediate installation and minimal maintenanceSingle-row, non-aligning design maintains radial load stability, critical for power tools like drills and grindersBacked by NSK’s renowned manufacturing standards and our 12-month warranty for long-term peace of mind

Angular Contact Ball Bearing 7000AC 7000B 7000C for Machine Tool Spindle ISO9001
Ball Bearing

Angular Contact Ball Bearing 7000AC 7000B 7000C for Machine Tool Spindle ISO9001

Ensure smooth, high-precision rotation for your machine tool spindle with this Angular Contact Ball Bearing—engineered to minimize vibration and extend equipment lifespan. Available in 7000AC, 7000B, and 7000C configurations (10x26x8mm), it handles combined radial and axial loads with P0-P4 precision grading, meeting ISO 9001 standards for reliable performance in industrial applications.Single-row, unseparated design maintains alignment under high speeds, ideal for spindle systems requiring consistent accuracyPremium bearing steel construction and Z1V1-Z3V3 vibration control reduce noise and wear, lowering maintenance costs over timeIn-stock availability ensures quick 3-5 day sample delivery, with OEM/ODM support to match your exact specifications

Hg Series High Assembly Guide Rail Slider HGW15CC with Insulating and Low Noise Features for Industrial Machinery
Unclassified

Hg Series High Assembly Guide Rail Slider HGW15CC with Insulating and Low Noise Features for Industrial Machinery

Ensure smooth, quiet industrial machinery operation with the HGW15CC guide rail slider, designed to minimize noise disruption while maintaining precision even in high-assembly applications. This high-performance linear slider combines insulating properties to protect sensitive equipment from electrical interference with a low-vibration structure, addressing common reliability concerns in demanding manufacturing environments.Alloy construction ensures long service life under heavy loads, critical for continuous production linesCertified to ISO 9001 standards, guaranteeing consistent quality for industrial machinery integrationSupports OEM/ODM customization to fit specific equipment dimensions, reducing installation time and compatibility issues

Tapered Roller Bearing NTN 30305 30306 30307 for Industrial Machinery 25x62x17mm P0-P4 Precision
Roller Bearing

Tapered Roller Bearing NTN 30305 30306 30307 for Industrial Machinery 25x62x17mm P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with our Tapered Roller Bearing NTN 30305, engineered to deliver consistent performance even under heavy loads. This 25x62x17mm precision bearing (P0-P4 grades available) minimizes vibration (Z1V1-Z3V3) and extends equipment lifespan, reducing costly downtime for manufacturers and distributors alike.Grease or oil lubrication flexibility adapts to diverse industrial environments, from machine tools to agricultural equipmentNTN genuine quality ensures compatibility with OEM specifications, backed by our ISO 9001-certified production standardsSupports both standard orders (1pc MOQ) and custom requirements, with fast 3-5 day sample delivery to keep your operations on track

32008 NSK Conical Roller Bearing 40x68x19mm for Precision Instrument Applications
Roller Bearing

32008 NSK Conical Roller Bearing 40x68x19mm for Precision Instrument Applications

Ensure smooth, precise rotation for your precision instruments with the 32008 NSK conical roller bearing, engineered to deliver consistent performance in critical applications. This 40x68x19mm bearing minimizes vibration and wear, keeping your equipment running reliably even under continuous operation.Precision rating options from P0 to P2 and vibration grades Z1V1 to Z3V3 allow tailored fit for sensitive instrumentation needsGrease or oil lubrication flexibility ensures adaptability to your maintenance protocols, reducing downtime and extending service lifeBacked by NSK's renowned manufacturing standards, this bearing meets the strict demands of high-precision environments where stability and durability are non-negotiable

Pillow Block Insert Bearing UCT209-26 High Load 12x47x31mm for Industrial Machinery
Housing Bearings

Pillow Block Insert Bearing UCT209-26 High Load 12x47x31mm for Industrial Machinery

Boost your industrial machinery's performance with the UCT209-26 Pillow Block Insert Bearing, engineered to deliver reliable high-load support (12x47x31mm) for seamless operations. Its deep groove raceway design ensures smooth rotation even under heavy stress, solving common issues with premature wear in demanding environments.High load capacity paired with P0 precision rating for consistent, long-lasting performance in machine tools and industrial equipmentBearing steel construction and flexible lubrication options (grease or oil) adapt to your specific operational needsRich stock availability means fast shipment, minimizing downtime for your production line

Deep Groove Ball Bearing 6200 6300 P0-P4 Precision Long Life for Industrial Machinery
Ball Bearing

Deep Groove Ball Bearing 6200 6300 P0-P4 Precision Long Life for Industrial Machinery

Minimize downtime and boost machinery reliability with our Deep Groove Ball Bearing 6200 6300—engineered for precision and extended service life in industrial applications. Crafted from high-grade bearing steel with P0-P4 precision ratings and C0/C2/C3 clearance options, this single-row radial bearing delivers consistent performance under high-speed, low-noise demands, addressing the critical need for stable operation in manufacturing environments.Grease or oil lubrication flexibility ensures adaptability to diverse industrial machinery, from conveyors to textile equipmentNon-aligning, unseparated design maintains structural integrity during heavy radial loads, reducing maintenance interruptionsRich stock availability enables quick fulfillment, with 3-5 day sample delivery to keep your production on schedule

UCT211 Insert Pillow Block Bearings High Load Deep Groove Raceway P0-P4 Precision
Housing Bearings

UCT211 Insert Pillow Block Bearings High Load Deep Groove Raceway P0-P4 Precision

Ensure smooth, high-load operations with our UCT211 insert pillow block bearings—engineered to deliver reliable rotation with P0-P4 precision. The deep groove raceway design minimizes friction under heavy loads, making these ideal for industrial machinery, agricultural equipment, and construction applications where stability matters most.High Load Capacity: Crafted from premium bearing steel to handle demanding workloads without compromising performancePrecision You Can Trust: Available in P0-P4 grades with Z1V1-Z3V3 vibration control for quiet, consistent operationFlexible Lubrication: Compatible with grease or oil to adapt to your specific maintenance needsBacked by our ISO-certified manufacturing and 12-month global warranty, these bearings reduce downtime and keep your equipment running longer—because we know reliable rotation powers your business.

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