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
Linear Guide Rail Slider Block for High Speed Motion with ISO 9001 Certification
Linear Bearing

Linear Guide Rail Slider Block for High Speed Motion with ISO 9001 Certification

Boost your machinery's efficiency with a Linear Guide Rail Slider Block engineered for high-speed motion, ensuring smooth, precise operation even under demanding conditions. Crafted from durable alloy and certified to ISO 9001 standards, this slider minimizes vibration and noise, letting your equipment run longer with less maintenance.High-speed performance meets low noise requirements, ideal for precision-critical applications like CNC machines or automated production linesAlloy construction delivers exceptional wear resistance, reducing downtime and extending service life in heavy-duty industrial settingsSupports OEM/ODM customization to match specific dimensional or structural needs, ensuring seamless integration with your existing systems

Customized SYNT60FTF Spherical Pillow Block Bearing with Corrosion Resistant Feature for Industrial Machinery
Housing Bearings

Customized SYNT60FTF Spherical Pillow Block Bearing with Corrosion Resistant Feature for Industrial Machinery

Ensure uninterrupted industrial machinery performance with our SYNT60FTF spherical pillow block bearing—engineered to eliminate costly downtime from corrosion and misalignment in harsh environments. This single-row, deep groove raceway design delivers P0-P4 precision rotation, paired with a customizable bearing block that adapts seamlessly to your equipment’s unique specifications.Corrosion-resistant construction safeguards against moisture and chemical exposure, extending service life in demanding industrial settingsGrease or oil lubrication flexibility allows tailored maintenance to match your operational needsBacked by our 12-month global warranty and ISO-certified quality, this bearing ensures reliable performance you can trust

Auto Wheel Hub Bearings DAC38720434 DAC38720040 ZZ for Toyota Volkswagen Ford Hyundai KIA
Automotive Bearing

Auto Wheel Hub Bearings DAC38720434 DAC38720040 ZZ for Toyota Volkswagen Ford Hyundai KIA

Ensure smooth, reliable rotation for your Toyota, Volkswagen, Ford, Hyundai, or KIA with high-performance Auto Wheel Hub Bearings designed to eliminate vibrations and extend vehicle service life. Crafted from premium bearing steel and precision-engineered to P0-P4 standards, these double-row radial bearings (model DAC38720434, DAC38720040 ZZ) deliver consistent performance under heavy loads, making them ideal for both daily driving and demanding conditions.Direct replacement for 37*72*37mm specifications, ensuring seamless fit and easy installationZ1V1-Z3V3 vibration control minimizes noise, enhancing driving comfort and reducing wear on adjacent componentsIn-stock availability ensures fast delivery, so you can get back on the road without delay

Self-Aligning Roller Bearing 22311CAMKE4 Double Row for Industrial Machinery
Roller Bearing

Self-Aligning Roller Bearing 22311CAMKE4 Double Row for Industrial Machinery

Ensure smooth, reliable operation for your industrial machinery with the Self-Aligning Roller Bearing 22311CAMKE4—a double-row solution designed to minimize downtime and handle misalignment effortlessly. Crafted to precision grades P0-P4 and clearance options C0/C3/C4, this 55x120x43mm radial aligning bearing delivers consistent performance under heavy loads, making it ideal for machinery where shaft deflection is a concern.High-grade bearing steel construction ensures long service life, reducing the need for frequent replacementsDouble-row roller design provides superior radial load capacity, critical for industrial applications like conveyors and pumpsSupports OEM/ODM customization to match your specific machinery requirements, backed by Saifan's ISO 9001:2015 certified quality control

Self Aligning Ball Bearing 2211K with Automatic Heart Adjustment Function High Precision China
Ball Bearing

Self Aligning Ball Bearing 2211K with Automatic Heart Adjustment Function High Precision China

Ensure smooth, reliable rotation even with shaft misalignment using the Self Aligning Ball Bearing 2211K, designed to automatically adjust for angular errors and maintain precision in industrial machinery. Crafted from high-grade bearing steel with P0-P4 precision ratings and C0/C3/C4 clearance options, this double-row bearing delivers consistent performance under radial loads, reducing downtime and extending equipment lifespan.60° contact angle optimizes load distribution for enhanced durability in heavy-duty applicationsChoose between steel or brass cage to match specific operational needs and environmental conditions95x170x32mm specification ensures seamless integration into existing setups, backed by our ISO-certified manufacturing process

Deep Groove Ball Bearing 6230 6330 Zz 2RS DDU for Roller Skates Yo-Yo Toys
Ball Bearing

Deep Groove Ball Bearing 6230 6330 Zz 2RS DDU for Roller Skates Yo-Yo Toys

Experience smooth, long-lasting rotation for your roller skates and yo-yo toys with our premium Deep Groove Ball Bearing. Crafted from high-grade bearing steel, these 6230 and 6330 models (Zz/2RS/DDU seals) deliver consistent performance whether you're hitting the rink or mastering tricks.Single-row radial design ensures reliable load distribution, reducing wear during high-speed usePrecision-engineered 10x26x8mm specification fits standard roller skate and yo-yo assemblies seamlesslyUnseparated construction maintains stability, so you focus on performance without worrying about component alignment

Thrust Ball Bearings 51316 51117 51217 for Agricultural Machinery High Precision P0-P4
Ball Bearing

Thrust Ball Bearings 51316 51117 51217 for Agricultural Machinery High Precision P0-P4

Ensure smooth, high-precision rotation for your agricultural machinery with our Thrust Ball Bearings for Agricultural Machinery, designed to deliver reliable performance even under heavy loads. These P0-P4 precision bearings (including models 51316, 51117, and 51217) keep your equipment running longer with minimal downtime, thanks to premium bearing steel construction and separated raceway design that simplifies maintenance.Grease or oil lubrication flexibility adapts to diverse farming conditions, reducing the need for frequent adjustmentsZ1V1-Z3V3 vibration grades ensure quiet operation, protecting both machinery and operator comfortISO 9001:2015 certified quality guarantees consistent performance, so you can focus on productivity without worrying about component failures

Spherical Roller Bearing 22206 25x52x18mm Self-Aligning Double Row for Industrial Machinery
Roller Bearing

Spherical Roller Bearing 22206 25x52x18mm Self-Aligning Double Row for Industrial Machinery

Ensure smooth, long-lasting operation in your industrial machinery with this Spherical Roller Bearing 22206, engineered to self-align and handle heavy radial loads with precision. The 25x52x18mm double row design eliminates misalignment issues, reducing downtime and extending equipment life—perfect for manufacturers seeking reliable performance in demanding conditions.Precision grade options (P0-P4) and clearance levels (C0/C3/C4) allow customization to match your specific machinery requirements, ensuring optimal fit and function.Constructed with high-grade bearing steel and compatible with both grease and oil lubrication, this bearing delivers consistent performance even in harsh industrial environments.

Japan NTN Cylindrical Roller Bearing N320em NJ320em for Industrial Machinery P0-P4 Precision
Roller Bearing

Japan NTN Cylindrical Roller Bearing N320em NJ320em for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with the Japan NTN Cylindrical Roller Bearing N320em—a reliable solution engineered to minimize downtime and maximize operational efficiency. This high-performance bearing delivers P0-P4 precision grading, ensuring consistent load handling and reduced vibration across demanding applications, from machine tools to heavy-duty equipment. 100*215*47mm specification with separated inner/outer rings for easy installation and maintenance, ideal for radial load scenarios Constructed with premium bearing steel and compatible with both grease and oil lubrication, offering long service life even in harsh industrial environments Backed by NTN's legacy of quality and our strict ISO 9001:2015 standards, ensuring you receive a genuine, durable component that aligns with your machinery's exacting needs

Hgl Type Linear Guideway Hgl30 with Slide Block Hgl30ca Hgl30ha Hgl35ca Hgl35ha High Speed Low Noise for Industrial Machinery
Linear Bearing

Hgl Type Linear Guideway Hgl30 with Slide Block Hgl30ca Hgl30ha Hgl35ca Hgl35ha High Speed Low Noise for Industrial Machinery

Boost your industrial machinery's performance with the Hgl30 linear guideway, designed to deliver high-speed, low-noise operation that minimizes downtime and enhances productivity. Crafted from durable alloy and engineered for long life, this guideway ensures smooth, precise movement—critical for maintaining consistent output in demanding manufacturing environments.Features HGL30CA/HGL30HA and HGL35CA/HGL35HA slide blocks for versatile installation, adapting seamlessly to various industrial setupsCertified to ISO 9001 standards, guaranteeing reliability and compliance with global quality benchmarksLow noise operation reduces workplace disruption, while high-speed capability supports efficient, continuous production cycles

Na4844A Needle Roller Bearing for Automobile Gearbox Machine Tool, P0-P4 Precision
Automotive Bearing

Na4844A Needle Roller Bearing for Automobile Gearbox Machine Tool, P0-P4 Precision

Ensure smooth, precise rotation in your automobile gearbox or machine tool with the Na4844A Needle Roller Bearing, engineered to deliver P0-P4 precision for reliable performance under demanding conditions. Crafted from high-grade bearing steel and featuring a separated single row design, this radial bearing minimizes friction and maximizes load capacity, reducing downtime and extending equipment lifespan.Open seals and oil/grease dry lubrication options adapt to diverse operating environments, ensuring consistent operation in both automotive and industrial settingsPrecision rating options (P0-P4) meet strict tolerance requirements, making it ideal for high-precision applications where accuracy directly impacts productivityCompact 17*40*16mm specification fits seamlessly into gearbox assemblies, providing a drop-in solution for manufacturers and repair professionals

Deep Groove Ball Bearing 606 606-2Z 606-2RS for Industrial Machinery 6x17x6mm
Ball Bearing

Deep Groove Ball Bearing 606 606-2Z 606-2RS for Industrial Machinery 6x17x6mm

Ensure smooth, long-lasting rotation in your industrial machinery with this Deep Groove Ball Bearing 606 6x17x6mm, designed to minimize downtime and boost operational efficiency. Available in 606-2Z (metal shielded) and 606-2RS (rubber sealed) variants, it delivers reliable radial load support with a contact angle of 0°, making it ideal for high-speed applications like conveyors, small motors, and precision equipment.Constructed from high-grade bearing steel for exceptional wear resistance and stability, even under continuous usePrecision-engineered to meet ISO standards, ensuring consistent performance and easy replacement with existing setupsFlexible options to suit your environment: 2Z for dust protection or 2RS for enhanced contamination resistance in harsh conditions

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.

GET INDUSTRY SPEC →
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.

📦

Full FCL Support

20GP / 40HQ containers

🏷️

OEM Branding

Custom packaging & labels

⏱️

5-15 Day Lead

Bulk production timeline

💳

T/T · L/C · Alibaba

Flexible payment terms