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
HK/Bk Series Drawn Cup Needle Roller Bearings with P0-P4 Precision for Industrial Machinery
Needle Roller Bearings

HK/Bk Series Drawn Cup Needle Roller Bearings with P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with our HK/BK Series Drawn Cup Needle Roller Bearings—engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings, these closed-type bearings minimize vibration and extend equipment lifespan, addressing the critical need for consistent operation in demanding manufacturing environments.Radial needle roller design with no inner/outer ring reduces installation space while maintaining optimal load capacityFlexible lubrication options (grease or oil) adapt to diverse industrial workflows, ensuring compatibility with your existing maintenance protocolsSupports OEM/ODM customization to match specific machinery dimensions, backed by our ISO-certified production and 12-month warranty for added peace of mind

Stainless Steel S699zz Deep Groove Ball Bearing 9x20x6mm Low Noise High Precision
Ball Bearing

Stainless Steel S699zz Deep Groove Ball Bearing 9x20x6mm Low Noise High Precision

Ensure smooth, quiet operation in your equipment with the Stainless Steel S699zz Deep Groove Ball Bearing—engineered to deliver reliable performance in demanding environments. This 9x20x6mm high-precision bearing minimizes vibration and noise, keeping your machinery running efficiently without disruptive sound. Crafted with premium stainless steel for corrosion resistance, ideal for applications exposed to moisture or harsh conditions Single-row, unseparated design ensures easy installation and consistent radial load handling, reducing maintenance hassle Precision-grade construction meets ISO standards, guaranteeing long service life and stable operation even under continuous use

NSK Thrust Ball Bearing 51315 51415 P0-P4 Precision for Industrial Machinery OEM ODM
Ball Bearing

NSK Thrust Ball Bearing 51315 51415 P0-P4 Precision for Industrial Machinery OEM ODM

Ensure smooth, precise rotation in your industrial machinery with the NSK Thrust Ball Bearing 51315 51415, engineered to deliver P0-P4 precision for reliable performance under axial loads. Its separated inner and outer rings simplify installation and maintenance, reducing downtime for manufacturers and distributors alike.Grease or oil lubrication options adapt to diverse operating conditions, while Z1V1-Z3V3 vibration grades ensure quiet, stable operationAvailable in stock with 75*135*44 mm dimensions, supporting quick turnaround for bulk orders or urgent replacementsBacked by ISO 9001:2015 certification and Saifan’s 12-month warranty, this bearing balances durability and cost-effectiveness for long-term machinery efficiency

Deep Groove Ball Bearing 16012 Zz 2RS P0-P4 Precision for Industrial Machinery
Ball Bearing

Deep Groove Ball Bearing 16012 Zz 2RS P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation for your industrial machinery with the Deep Groove Ball Bearing 16012 Zz 2RS P0-P4 Precision—engineered to minimize downtime and maximize operational reliability. Crafted from high-grade bearing steel with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, this single-row radial bearing delivers consistent performance under heavy loads, whether lubricated with grease or oil. Seal options (ZZ, 2RS, Open) adapt to diverse environments, preventing contamination and extending service lifeNon-aligning design ensures stable operation in high-speed applications, critical for machine tool and textile equipment efficiencyBacked by ISO 9001:2015 quality standards, offering the durability to reduce maintenance costs and keep your production line running seamlessly

Spherical Roller Bearing 22312 NSK NTN Koyo Timken for Rolling Mill with P0-P4 Precision
Roller Bearing

Spherical Roller Bearing 22312 NSK NTN Koyo Timken for Rolling Mill with P0-P4 Precision

Ensure smooth, reliable rotation in your rolling mill with our high-performance Spherical Roller Bearing 22312, engineered to deliver precision from P0 to P4 grade and handle heavy radial loads with minimal maintenance. Whether you need NSK, NTN, Koyo, or Timken equivalents, this double-row aligning bearing maintains stability even under misalignment, reducing downtime and extending equipment life in demanding industrial environments.Optimal specifications: 70×150×51mm dimensions with C0/C3/C4 clearance options to match your exact operational needsDurable bearing steel construction ensures long service life, addressing the challenge of frequent replacements in high-stress applicationsSupports OEM/ODM customization for seamless integration into your specific machinery, backed by our ISO 9001:2015 quality assurance

Deep Groove Ball Bearing 6032RS/ZZ Low Vibration NSK for Industrial Machinery
Ball Bearing

Deep Groove Ball Bearing 6032RS/ZZ Low Vibration NSK for Industrial Machinery

Ensure smooth, quiet operation in your industrial machinery with the Deep Groove Ball Bearing 6032RS/ZZ Low Vibration NSK—engineered to minimize downtime and enhance equipment longevity. This precision radial bearing, crafted from high-grade bearing steel, delivers consistent performance with a contact angle of 0°, making it ideal for heavy radial load applications in machine tools, conveyors, and manufacturing lines.Precision dimensions (160*240*38mm) ensure seamless integration with existing setups, reducing installation hassleLow vibration design meets Z2/Z3 noise grade standards, critical for maintaining a quiet workspace and protecting sensitive machinery componentsGenuine NSK quality backed by ISO 9001:2015 certification, ensuring reliability you can trust for continuous operation

Deep Groove Ball Bearing 16007 6007 10x26x8mm for Small Toys Electronic Devices
Ball Bearing

Deep Groove Ball Bearing 16007 6007 10x26x8mm for Small Toys Electronic Devices

Ensure smooth, quiet rotation for your small toys and electronic devices with this Deep Groove Ball Bearing 16007 6007. Crafted to precise 10x26x8mm dimensions, it delivers reliable performance that minimizes friction and extends product lifespan, solving common issues with jamming or premature wear in compact mechanisms. Single-row, unseparated design ensures easy installation and consistent radial load handling—ideal for the tight spaces of small-scale electronics High-grade bearing steel construction guarantees durability, even in continuous-use applications like automated toys or miniaturized devices Meets strict dimensional standards (HS Code 8482102000) for seamless integration into your manufacturing process, backed by our ISO-certified quality control

Self-Aligning Roller Bearing 22344MBK W33 P0-P4 Precision for Industrial Machinery
Roller Bearing

Self-Aligning Roller Bearing 22344MBK W33 P0-P4 Precision for Industrial Machinery

Ensure smooth, reliable rotation for your industrial machinery with the Self-Aligning Roller Bearing 22344MBK W33, engineered to minimize downtime and maximize performance. This precision-grade bearing (available from P0 to P4) handles radial loads effortlessly while accommodating misalignment, making it ideal for heavy-duty equipment like reducers and mining machinery. Crafted from high-grade bearing steel with a double-row roller design, it delivers exceptional durability even in demanding conditions—exactly what you need to keep operations running without costly interruptions.220×460×145 mm dimensions with C0/C3/C4 clearance options for tailored fitW33 lubrication groove ensures consistent maintenance and extended service lifeSupports OEM/ODM customization to match your specific machinery requirementsBacked by our strict quality control and 12-month warranty for total peace of mind

Deep Groove Ball Bearing 6960 16060 6060 for Packaging Printing Machinery, High Precision
Ball Bearing

Deep Groove Ball Bearing 6960 16060 6060 for Packaging Printing Machinery, High Precision

Ensure smooth, precise rotation for your packaging and printing machinery with our High Precision Deep Groove Ball Bearing—designed to minimize downtime and enhance operational efficiency. Available in models 6960, 16060, and 6060, this single-row radial bearing delivers consistent performance under continuous loads, addressing the critical need for reliable motion control in high-speed industrial applications.Crafted from premium bearing steel with a 10*26*8mm specification, ensuring optimal fit and long service life in demanding machinery environmentsUnseparated design maintains structural integrity during operation, reducing maintenance needs and keeping your production line running seamlesslyBacked by Saifan’s strict quality control and ISO-certified manufacturing, this deep groove ball bearing for packaging printing equipment is built to exceed industry standards for precision and durability

Taper Roller Bearing HR30338J for Rolling Mills, Mines, Metallurgy P0-P4 Precision
Roller Bearing

Taper Roller Bearing HR30338J for Rolling Mills, Mines, Metallurgy P0-P4 Precision

Ensure uninterrupted heavy-duty operations with the HR30338J Taper Roller Bearing, engineered to deliver exceptional precision (P0-P4) and durability for rolling mills, mines, and metallurgy applications. Its 190x400x86mm dimensions and Z1V1-Z3V3 vibration control minimize downtime in high-load environments, addressing the critical need for reliable performance in demanding industrial settings.Precision-grade construction (up to P4) ensures consistent rotation under extreme pressure, reducing maintenance costsGrease or oil lubrication flexibility adapts to diverse operational conditions, enhancing equipment lifespanBacked by ISO 9001:2015 quality standards and 12-month warranty for long-term peace of mind

Needle Roller Bearing RNA4922 125x150x40mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearings

Needle Roller Bearing RNA4922 125x150x40mm P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing RNA4922, engineered to deliver reliable performance even under heavy radial loads. This 125x150x40mm closed-type bearing, crafted from high-grade bearing steel, maintains P0-P4 precision to minimize vibration and extend equipment lifespan—perfect for manufacturers seeking consistent quality without compromising on durability.Radial load design with no inner/outer ring allows direct integration with machine shafts, reducing assembly complexity and saving valuable installation timeGrease or oil lubrication flexibility adapts to diverse operating conditions, from high-speed textile machinery to heavy-duty printing equipmentBacked by our ISO 9001-certified production process, ensuring each unit meets strict dimensional and performance standards for long-term operational stability

Cylindrical Roller Bearings NJ321 NJ326 NJ328 for Industrial Machinery High Precision P0-P4
Roller Bearing

Cylindrical Roller Bearings NJ321 NJ326 NJ328 for Industrial Machinery High Precision P0-P4

Ensure smooth, precise rotation in your industrial machinery with high-precision cylindrical roller bearings designed to deliver reliable performance under heavy loads. Our NJ321, NJ326, and NJ328 models, crafted from premium bearing steel, maintain P0-P4 precision grades to minimize vibration and extend equipment lifespan—ideal for machine tools, reducers, and printing presses where consistency matters most.Separated inner/outer rings allow easy mounting and maintenance, reducing downtime during part replacementsOpen design accommodates oil, grease, or dry lubrication to adapt to your specific operating conditionsBacked by ISO 9001:2015 quality assurance and 12-month warranty for long-term peace of mind

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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