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
6304 6304r Zz 2RS DDU Deep Groove Ball Bearing for Transportation Vehicles with 20*52*12mm Size
Ball Bearing

6304 6304r Zz 2RS DDU Deep Groove Ball Bearing for Transportation Vehicles with 20*52*12mm Size

Ensure smooth, reliable rotation in your transportation vehicles with this high-performance 6304 deep groove ball bearing, engineered to deliver long-lasting stability even under demanding conditions. Crafted from premium bearing steel with a 20x52x12mm precision design, it minimizes friction and noise to keep your machinery running efficiently mile after mile.Single-row radial structure with 0° contact angle for optimal radial load handling, ideal for automotive and transportation applicationsAvailable with ZZ, 2RS, or DDU seals to prevent contamination and retain lubrication, extending service life in harsh environmentsBacked by Saifan’s strict quality control and ISO-certified manufacturing, ensuring consistent performance you can trust for critical operations

Stainless Steel Deep Groove Ball Bearing S6305ZZ 15x42x13mm Low Noise for Industrial Machinery
Ball Bearing

Stainless Steel Deep Groove Ball Bearing S6305ZZ 15x42x13mm Low Noise for Industrial Machinery

Ensure smooth, quiet operation in your industrial machinery with the Stainless Steel Deep Groove Ball Bearing S6305ZZ, engineered to deliver reliable performance in demanding environments. This 15x42x13mm low-noise bearing minimizes vibration and extends equipment lifespan, solving common issues with wear and operational disruptions.Precision-crafted from high-grade stainless steel for corrosion resistance and durability, ideal for industrial applicationsSingle-row radial design with 0° contact angle ensures optimal load distribution and stability during high-speed rotationZZ shielded construction prevents contamination, reducing maintenance needs and ensuring consistent performance over time

Housing Bearing SNL518-615+22218K+H318 Carbon Steel Pillow Block for Industrial Machinery
Housing Bearings

Housing Bearing SNL518-615+22218K+H318 Carbon Steel Pillow Block for Industrial Machinery

Ensure smooth, reliable rotation for your industrial machinery with this high-performance Carbon Steel Pillow Block. The SNL518-615+22218K housing bearing delivers exceptional stability, featuring a 100mm centre height and 290mm bolt hole distance for precise alignment in heavy-duty applications. Crafted from durable carbon steel, it minimizes downtime and ensures long-term performance even under rigorous operating conditions.160mm bearing seat diameter and 65mm width for robust load handling20mm attachment bolts provide secure mounting, reducing vibration-related wear13.1kg net weight balances durability with practical installationCompliant with global industrial standards, backed by our 12-month warranty and responsive technical support

Self Aligning Ball Bearings 1205 1205TNI P0-P4 Precision for Metallurgy Rolling Mills
Ball Bearing

Self Aligning Ball Bearings 1205 1205TNI P0-P4 Precision for Metallurgy Rolling Mills

Ensure smooth, precise rotation in your metallurgy rolling mill with Self Aligning Ball Bearings designed to minimize downtime and boost operational efficiency. The 1205 and 1205TNI models, available in P0-P4 precision grades, deliver exceptional radial load handling and self-aligning capability to compensate for shaft misalignment—critical for heavy-duty industrial environments.Double row design with steel or brass cage options ensures durability under high-stress conditions, while C0/C3/C4 clearance settings allow customization for specific rolling mill requirements95*170*32mm dimension and 60° contact angle optimize load distribution, reducing wear and extending service life in continuous operationBacked by ISO 9001:2015 quality certification and our 12-month warranty, these bearings provide reliable performance you can trust for your production line

Conical Roller Bearings 33006 30206 32206 33206 for Industrial Machinery P0-P4 Precision
Roller Bearing

Conical Roller Bearings 33006 30206 32206 33206 for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation in your industrial machinery with our high-performance Conical Roller Bearings—engineered to minimize downtime and maximize operational efficiency. Available in models 33006, 30206, 32206, and 33206, these single-row bearings deliver P0-P4 precision (up to ABMA/ISO standards) and handle both radial and axial loads with separated inner/outer rings for easy installation and maintenance.Constructed from premium bearing steel with open design for versatile lubrication (oil, grease, dry) and long service life in demanding industrial environmentsBacked by our ISO 9001-certified manufacturing process—sample orders ship in 3-5 days, bulk in 5-15 days, with 12-month warranty for peace of mind

Auto Wheel Hub Bearings DAC38710039 DAC38710233/30 for Toyota Volkswagen with P0-P5 Precision
Automotive Bearing

Auto Wheel Hub Bearings DAC38710039 DAC38710233/30 for Toyota Volkswagen with P0-P5 Precision

Ensure smooth, reliable rotation for your Toyota or Volkswagen with these precision-engineered Auto Wheel Hub Bearings. Designed to deliver consistent performance under varying driving conditions, they minimize vibration and extend service life—so you can focus on the road, not maintenance. Available in models DAC38710039 and DAC38710233/30, with precision ratings from P0 to P5 to meet exacting vehicle specifications.OEM/ODM support allows seamless integration with your manufacturing process, ensuring a perfect fit for Toyota and Volkswagen applicationsConstructed to withstand the rigors of daily use, reducing the risk of unexpected failures and costly downtimeBacked by our commitment to quality, these bearings meet international standards for durability and precision engineering

Ball Screw for CNC Machine & Machining Centers – LM Series Alloy OEM ODM Transmission Element
Unclassified

Ball Screw for CNC Machine & Machining Centers – LM Series Alloy OEM ODM Transmission Element

Boost CNC machining precision and reduce downtime with the Ball Screw LM Series—an essential transmission element engineered for seamless motion in machining centers. Crafted from high-grade alloy, this component delivers consistent torque transfer and minimal backlash, ensuring your equipment maintains accuracy even during high-speed operations.Supports OEM/ODM customization to match specific machine tool dimensions, eliminating compatibility issuesPrecision-ground threads minimize friction, extending service life and reducing maintenance costsPackaged in secure carton pallets for damage-free delivery, backed by Saifan’s reliable production capacity of 10,000 units monthly

Cylindrical Roller Bearings NU2322 for Medium-Sized Electric Motors, P0-P4 Precision, 160x340x114mm
Roller Bearing

Cylindrical Roller Bearings NU2322 for Medium-Sized Electric Motors, P0-P4 Precision, 160x340x114mm

Ensure smooth, reliable rotation for your medium-sized electric motors with our Cylindrical Roller Bearings NU2322—engineered to deliver consistent performance even under demanding industrial conditions. With precision grades from P0 to P4 and dimensions 160x340x114mm, these bearings minimize vibration and extend motor lifespan, addressing the need for stable, long-lasting components in high-use equipment. Separated inner and outer rings allow easy installation and maintenance, a critical feature for quick replacements in busy manufacturing settings Constructed with high-grade bearing steel for superior radial load capacity, ensuring your motor operates efficiently without unexpected downtime Open design supports versatile lubrication options (oil, grease, dry), adapting to your specific operational requirements Backed by our ISO 9001:2015 quality certification and 12-month warranty, these NU2322 bearings are the trusted choice for industrial machinery manufacturers seeking precision and durability in every turn.

Auto Wheel Bearings for Toyota Volkswagen DAC34660037 DAC34670037 P0-P5 Precision Grade
Automotive Bearing

Auto Wheel Bearings for Toyota Volkswagen DAC34660037 DAC34670037 P0-P5 Precision Grade

Ensure smooth, reliable rotation for your Toyota or Volkswagen with precision-engineered Auto Wheel Bearings that deliver consistent performance mile after mile. Designed to meet P0-P5 precision grades, these DAC34660037 and DAC34670037 bearings minimize vibration and noise, reducing wear on your vehicle’s drivetrain while extending service life.Exact fit for Toyota and Volkswagen models, ensuring hassle-free installation and optimal compatibilityManufactured with high-grade materials to withstand extreme temperatures and heavy loads, addressing common durability concerns in automotive applicationsSupports OEM/ODM customization to match specific vehicle requirements, backed by a 12-month warranty for added peace of mind

Self-Aligning Roller Bearing 22326MB W33 P0-P4 Precision for Industrial Machinery
Roller Bearing

Self-Aligning Roller Bearing 22326MB W33 P0-P4 Precision for Industrial Machinery

Ensure smooth, reliable rotation for your industrial machinery with the Self-Aligning Roller Bearing 22326MB W33, engineered to minimize downtime and enhance operational stability. This high-performance bearing handles radial loads with precision, thanks to its double-row roller design and P0-P4 precision grades, making it ideal for heavy-duty applications in machine tools, reducers, and agricultural equipment.130*280*93 mm specification with C0/C3/C4 clearance options to adapt to varying industrial conditionsConstructed with premium bearing steel for extended service life, reducing the need for frequent replacementsSupports OEM/ODM customization to match your exact equipment requirements, backed by Saifan Bearings' ISO 9001:2015 quality assurance

GAC40t GAC45t GAC50t GAC55t GAC60t Self-lubricating Spherical Plain Bearings for Construction Machinery
Joint Bearing

GAC40t GAC45t GAC50t GAC55t GAC60t Self-lubricating Spherical Plain Bearings for Construction Machinery

Boost construction machinery uptime with self-lubricating spherical plain bearings designed for heavy-duty performance. The GAC40t to GAC60t series eliminates frequent maintenance stops, thanks to steel-on-steel sliding contact that delivers reliable rotation even under extreme loads. Precision-engineered 40*68*19mm (GAC40t) dimensions ensure seamless fit in engineering hydraulic cylinders and forging machinesHigh-grade bearing steel construction guarantees long service life, reducing replacement costs and downtimeSelf-lubricating design maintains low noise operation while adapting to harsh construction environmentsTrusted by equipment manufacturers for consistent performance, these bearings balance durability and efficiency to keep your machinery moving without interruptions.

Hg15 Square Linear Guide Rail 756mm HGH15 HGW15 Block for High Speed Machinery
Unclassified

Hg15 Square Linear Guide Rail 756mm HGH15 HGW15 Block for High Speed Machinery

Boost your high-speed machinery's precision and reliability with the Hg15 linear guide rail—756mm length paired with HGH15/HGW15 blocks for smooth, consistent motion even under demanding industrial conditions. Crafted from durable alloy and engineered for low noise operation, this linear guide minimizes vibration to keep your equipment running at peak performance, reducing costly downtime.Precision-machined HGH15/HGW15 blocks ensure tight tolerance control, critical for applications requiring repeatable positioning accuracyHigh-speed design supports rapid movement without sacrificing stability, ideal for CNC machines, automated systems, and packaging equipmentBacked by Saifan's ISO 9001:2015 quality certification and 12-month warranty, delivering peace of mind for long-term operational needs

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