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
Spherical Roller Bearing 22216MBK/W33 Self-Aligning Double Row for Industrial Machinery
Roller Bearing

Spherical Roller Bearing 22216MBK/W33 Self-Aligning Double Row for Industrial Machinery

Ensure smooth, reliable rotation in your industrial machinery with the Spherical Roller Bearing 22216MBK/W33 — a self-aligning double row solution designed to minimize downtime and handle heavy radial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings and C0/C3/C4 clearance options, this bearing adapts to misalignment, reducing wear on shafts and extending equipment life.Double row roller design delivers exceptional load capacity for industrial machinery like reducers and textile equipmentUnseparated structure ensures easy installation and maintenance, saving valuable time during setupComplies with ISO standards, guaranteeing consistent performance even in demanding operating conditions

Auto Wheel Hub Bearings DAC34640037 RZ 4RS 2RS for Toyota Volkswagen Ford Hyundai KIA, P0-P4 Precision
Automotive Bearing

Auto Wheel Hub Bearings DAC34640037 RZ 4RS 2RS for Toyota Volkswagen Ford Hyundai KIA, P0-P4 Precision

Ensure smooth, reliable rotation for your Toyota, Volkswagen, Ford, Hyundai, or KIA with our Auto Wheel Hub Bearings—engineered to deliver precision performance from P0 to P4 grades. Crafted with high-grade bearing steel and double-row design, these DAC34640037 RZ units minimize vibration (Z1V1-Z3V3) and extend service life, even under heavy automotive loads.Available in 2RS/4RS seals to prevent lubricant leakage and contamination, maintaining optimal grease retention in diverse driving conditions37*72*37mm specification ensures perfect fit for your vehicle’s hub assembly, reducing installation time and ensuring compatibilityBacked by ISO 9001:2015 quality certification and 12-month warranty, with in-stock availability for quick 3-5 day sample delivery

Deep Groove Ball Bearing 6030-2RS 6230-2RS P0-P4 Precision for Industrial Machinery
Ball Bearing

Deep Groove Ball Bearing 6030-2RS 6230-2RS P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation for your industrial machinery with our Deep Groove Ball Bearing 6030-2RS 6230-2RS, engineered to deliver consistent performance even under demanding conditions. Available in P0-P4 precision grades and Z1V1-Z3V3 vibration levels, these bearings minimize downtime and extend equipment lifespan by reducing friction and noise.Single-row, non-aligning design with 0° contact angle ensures optimal radial load handling (150*225*35 mm specification)Sealed 2RS construction prevents contamination, ideal for harsh industrial environments where reliability is criticalManufactured from high-grade bearing steel with grease/oil lubrication options, supporting both OEM/ODM customization for tailored solutions

Self-Aligning Roller Bearing 23164 CC for Rolling Mill High Precision P0-P4 Long Life
Roller Bearing

Self-Aligning Roller Bearing 23164 CC for Rolling Mill High Precision P0-P4 Long Life

Ensure smooth, high-precision operation in rolling mill applications with the Self-Aligning Roller Bearing 23164 CC, designed to deliver extended service life even under heavy loads. Crafted from premium bearing steel with P0-P4 precision grades and C0/C3/C4 clearance options, this double-row radial bearing minimizes downtime by accommodating misalignment and reducing noise—critical for maintaining consistent production efficiency.Precision-engineered for rolling mill machinery, supporting radial loads with low friction and high-speed stabilityLong-life construction resists wear and fatigue, backed by Saifan’s strict quality control and ISO 9001:2015 certificationFlexible customization available (OEM/ODM) to match specific equipment requirements, ensuring seamless integration

Tapered Roller Bearing 33206 NSK High Speed Low Noise for Industrial Machinery
Roller Bearing

Tapered Roller Bearing 33206 NSK High Speed Low Noise for Industrial Machinery

Keep your industrial machinery running smoothly with the Tapered Roller Bearing 33206 NSK—designed for high-speed performance and minimal noise to reduce downtime and boost operational efficiency. This precision-engineered bearing (30x62x25mm) delivers reliable rotation even under heavy loads, thanks to NSK's renowned manufacturing standards and P0-P4 precision ratings that ensure consistent performance across demanding applications.High-speed capability paired with Z2-Z3 noise reduction technology keeps equipment quiet and productiveRich stock availability means fast shipping—get your machinery back online without long delaysSupports both standard and custom requirements (OEM/ODM) to fit your unique industrial needs

Self Aligning Ball Bearings 2300 2300TNI for Sugar Industry Machinery P0-P4 Precision
Ball Bearing

Self Aligning Ball Bearings 2300 2300TNI for Sugar Industry Machinery P0-P4 Precision

Keep your sugar industry machinery running smoothly with Self Aligning Ball Bearings 2300 2300TNI, designed to minimize downtime and maximize productivity. These precision-engineered bearings (P0-P4 grade) handle radial loads effortlessly while compensating for shaft misalignment, ensuring consistent performance even in the demanding conditions of sugar processing equipment.Double-row design with 60° contact angle delivers exceptional load capacity and stability for heavy-duty applicationsAvailable with steel or brass cages to suit specific operational needs, paired with C0/C3/C4 clearance options for optimal fit95*170*32 mm specification ensures seamless integration into standard sugar machinery setups, backed by our 12-month warranty for long-term reliability

Auto Wheel Hub Bearings DAC39680037 DAC39680637 DAC39720037 with P5 Precision for Automobile Parts
Automotive Bearing

Auto Wheel Hub Bearings DAC39680037 DAC39680637 DAC39720037 with P5 Precision for Automobile Parts

Ensure smooth, reliable rotation for your automobile parts with these P5 Precision Auto Wheel Hub Bearings—engineered to reduce vibration and extend component lifespan in demanding driving conditions. Crafted from high-grade bearing steel with C3 clearance, the DAC39680037, DAC39680637, and DAC39720037 models deliver consistent performance that meets ISO 9001 standards, addressing the need for durable, low-maintenance solutions in automotive applications.Precision rating P5 ensures minimal runout, critical for wheel hub stability and reduced wear on axle componentsGrease or oil lubrication flexibility allows adaptation to specific vehicle manufacturer requirementsBacked by Saifan Bearings' 12-month warranty and technical support, ensuring peace of mind for long-term installations

High Quality Koyo 6208 Deep Groove Ball Bearing 40x80x18mm ZZ 2RS for Industrial Machinery
Ball Bearing

High Quality Koyo 6208 Deep Groove Ball Bearing 40x80x18mm ZZ 2RS for Industrial Machinery

Ensure smooth, long-lasting performance for your industrial machinery with the High Quality Koyo 6208 Deep Groove Ball Bearing—engineered to minimize downtime and maximize operational efficiency. This 40x80x18mm bearing delivers reliable rotation under heavy loads, thanks to its precision P0-P4 rating and Z1V1-Z3V3 vibration control, making it ideal for demanding industrial applications.Choose between ZZ (metal shielded) or 2RS (rubber sealed) options to suit your environment—ZZ for high-temperature resistance, 2RS for superior contamination protectionCrafted from premium bearing steel with a 0° contact angle, ensuring optimal radial load distribution and extended service life even in continuous operationBacked by Saifan’s strict quality control and 12-month warranty, this Koyo 6208 bearing guarantees consistent performance to keep your machinery running无忧 (worry-free).

Self Aligning Ball Bearing 2311K-2RS Double Row Automatic Heart Adjustment 95x170x32mm
Ball Bearing

Self Aligning Ball Bearing 2311K-2RS Double Row Automatic Heart Adjustment 95x170x32mm

Keep your machinery running smoothly even with minor misalignments thanks to the Self Aligning Ball Bearing 2311K-2RS, a double row solution designed for reliable performance in demanding industrial applications. This 95x170x32mm bearing automatically adjusts to shaft misalignment, reducing wear and extending equipment lifespan—no need for constant realignment or downtime. Precision-engineered with P0-P4 grade accuracy and C0/C3/C4 clearance options to match your specific load and speed requirements Double-sealed (2RS) design keeps contaminants out and lubrication in, ensuring consistent operation in harsh environments Constructed from high-grade bearing steel with steel or brass cage options for durability under radial loads Backed by our 12-month warranty and expert technical support, so you can install with confidence and focus on your operations

Precision Ball Screw for CNC Lathe Automation Machinery Sfi2005-3 Sfi2005-4 Sfi2010-3/2 Sfi2505-3 Sfi2505-4
Unclassified

Precision Ball Screw for CNC Lathe Automation Machinery Sfi2005-3 Sfi2005-4 Sfi2010-3/2 Sfi2505-3 Sfi2505-4

Boost CNC lathe precision and automation efficiency with our Precision Ball Screw, engineered to deliver smooth, consistent motion for high-performance machinery. Whether you’re upgrading Sfi2005-3, Sfi2005-4, Sfi2010-3/2, Sfi2505-3, or Sfi2505-4 models, this alloy construction ensures minimal backlash and extended service life, reducing costly downtime.LM series design guarantees tight tolerance control for seamless integration with automation systemsOEM/ODM support available to match custom specifications, solving unique machinery compatibility challengesRobust alloy material withstands heavy loads and continuous operation, maintaining precision even in demanding industrial environments

Outer Spherical Pillow Block Bearing UC218 UCP218 High Load for Terminal Machine
Housing Bearings

Outer Spherical Pillow Block Bearing UC218 UCP218 High Load for Terminal Machine

Ensure smooth, high-load operation for your terminal machine with our Outer Spherical Pillow Block Bearing UC218 UCP218. Engineered with bearing steel construction and a deep groove raceway, this insert bearing delivers reliable performance even under heavy industrial demands, minimizing downtime and boosting productivity.P0 precision rating ensures consistent rotation, while Z1V1-Z3V3 vibration control keeps noise levels low during continuous useCompatible with grease or oil lubrication for flexible maintenance, designed to fit UK-style bearing blocks seamlesslyRich stock availability means quick fulfillment—get your terminal machine back up and running without long waits

Deep Groove Ball Bearing 16005 20x47x14mm P0-P4 Precision for Agricultural & Construction Machinery
Ball Bearing

Deep Groove Ball Bearing 16005 20x47x14mm P0-P4 Precision for Agricultural & Construction Machinery

Ensure smooth, reliable rotation for your agricultural and construction machinery with this high-performance Deep Groove Ball Bearing 16005. Engineered to deliver consistent precision from P0 to P4 grades, it minimizes downtime and maximizes equipment lifespan in heavy-duty conditions. The 20x47x14mm dimensions and single-row radial design provide optimal load distribution, while vibration control up to Z3V3 ensures quiet operation even under stress.Grease or oil lubrication flexibility adapts to diverse working environments, reducing maintenance hassleUnseparated, non-aligning structure guarantees easy installation and stable performance in harsh工况Made from premium bearing steel for exceptional wear resistance—ideal for tractors, excavators, and industrial equipment

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