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
By Precision Grade
P0 · P4 · P5 · P6All Products
4835 products found
Spherical Roller Bearing 23240 CC CA W33 High Capacity for Industrial Machinery
Ensure smooth, high-capacity industrial machinery operation with the Spherical Roller Bearing 23240 CC CA W33, engineered to handle heavy radial loads and misalignment in demanding applications. Crafted from premium bearing steel with P0-P4 precision grades and C0/C3/C4 clearance options, this double-row aligning bearing delivers reliable performance even under fluctuating workloads.100*215*47mm specification fits seamlessly into industrial machinery setups, reducing downtime from incompatible partsUnseparated design ensures easy installation and maintenance, while the W33 lubrication groove extends service life in continuous operationBacked by ISO 9001:2015 quality standards and our 12-month warranty, this bearing minimizes unexpected failures for long-term production stability
Deep Groove Ball Bearing 16016 6016 Zz 2RS DDU for Power Station Mechanical Equipment
Ensure smooth, long-lasting operation of your power station mechanical equipment with our High Precision Deep Groove Ball Bearing. Engineered to deliver reliable radial load support in demanding industrial environments, this 16016/6016 model minimizes downtime and maintains consistent performance even under heavy workloads.Precision-crafted 10x26x8mm dimensions with Zz/2RS/DDU sealing options to prevent contamination and extend service lifeConstructed from high-grade bearing steel for exceptional durability, ensuring stable rotation and reduced maintenance needsDesigned for seamless integration into power station machinery, meeting strict operational standards for reliability and efficiency
Thrust Ball Bearing 51210 51310 51410 51111 51211 P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our Thrust Ball Bearing series—engineered to deliver reliable performance even under heavy axial loads. Available in models 51210, 51310, 51410, 51111, and 51211, these bearings feature P0-P4 precision ratings and Z1V1-Z3V3 vibration control, minimizing downtime and extending equipment lifespan.Separated design allows easy installation and maintenance, ideal for machine tools and textile equipment requiring quick part replacementConstructed with high-grade bearing steel and compatible with grease or oil lubrication, ensuring stable operation in diverse industrial environmentsIn-stock availability ensures fast 3-5 day delivery, keeping your production line running without delays
Spherical Plain Bearing GEEM100ES-2RS for Construction Machinery High Precision
Ensure smooth, high-precision rotation in your construction machinery with the Spherical Plain Bearing GEEM100ES-2RS, designed to minimize downtime and boost operational reliability. Crafted from premium bearing steel with a steel-on-steel sliding contact, this self-lubricating radial bearing delivers exceptional load capacity and wear resistance—ideal for heavy-duty applications like hydraulic cylinders and forging machines.Maintains consistent performance under extreme conditions with its 100*150*90 mm precision specification and whole outer ring structureReduces maintenance needs through advanced self-lubricating technology, keeping your equipment running longer between service intervalsBacked by Saifan Bearings' ISO-certified manufacturing and 12-month warranty, ensuring peace of mind for industrial operations
Stainless Steel Thrust Ball Bearing 53305-53310 P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with our Stainless Steel Thrust Ball Bearing 53305-53310, engineered to deliver reliable performance even under heavy axial loads. Crafted with high-grade stainless steel and available in P0-P4 precision grades, this bearing minimizes downtime by resisting corrosion and wear, keeping your equipment running longer with consistent accuracy.Single-row, separated design allows easy installation and maintenance, ideal for machinery requiring quick part replacementZ1V1-Z3V3 vibration ratings ensure low noise operation, enhancing workplace comfort and reducing mechanical stressSupports both grease and oil lubrication to adapt to your specific operating conditions, backed by ISO 9001:2015 quality assurance
Needle Roller Bearing NA6911 NA6912 NA6913 for Precision Mechanical Applications 55x80x45mm
Ensure smooth, precise rotation in your precision mechanical applications with our Needle Roller Bearing NA6911, designed to deliver reliable performance under radial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings, this 55x80x45mm radial bearing minimizes vibration and extends equipment service life—ideal for machinery where space and accuracy are critical.Closed design with C0/C3/C4 clearance options ensures consistent operation in demanding conditionsSupports both grease and oil lubrication for flexible maintenanceBacked by our ISO 9001-certified manufacturing process for stable quality you can trustAvailable for OEM/ODM customization to match your exact specifications, with 3-7 day delivery on standard orders
Pillow Block Bearing Ucf206 207 208 209 210 for Glass Production Line High Temperature Resistant
Keep your glass production line running smoothly with reliable high temperature resistant pillow block bearings designed for continuous heavy-duty operation. The UCF206, UCF207, UCF208, UCF209, and UCF210 models feature deep groove raceways and precision P0-P4 ratings, ensuring minimal vibration (Z1V1-Z3V3) even in extreme heat environments.Constructed with high-grade bearing steel for extended service life, reducing unplanned downtimeFlexible lubrication options (grease or oil) adapt to your specific production line requirementsUK bearing block design ensures easy installation and alignment, streamlining maintenance workflows
Tapered Roller Bearing 32944 32948 32952 for Railway Gear Reducer High Precision P0-P4
Ensure smooth, precise rotation in railway gear reducers with our Tapered Roller Bearing 32944 32948 32952, engineered to deliver long service life and low noise even under heavy loads. Crafted to P0-P4 precision grades and Z1V1-Z3V3 vibration standards, these bearings maintain stability in high-speed operations, addressing the critical need for reliable performance in demanding rail applications.Precision-machined 220*300*51 mm dimensions ensure perfect fit for railway gear reducer assembliesHigh-grade materials and strict quality control (ISO 9001:2015 certified) minimize downtime and maintenance costsFlexible OEM/ODM support available to match specific railway equipment requirementsRich stock ensures quick 3-5 day sample delivery, with bulk orders shipped within 5-15 working days
Deep Groove Ball Bearing 6010 6012 6014 6016 ZZ for Machine Tool Spindle CNC Machinery
Ensure smooth, precise rotation for your machine tool spindle with our Deep Groove Ball Bearing series (6010, 6012, 6014, 6016 ZZ), engineered to minimize vibration and extend equipment uptime in CNC machinery. Crafted from high-grade bearing steel with a 0° contact angle, these single-row radial bearings deliver consistent performance even under continuous high-speed operation, addressing the critical need for reliability in precision manufacturing.Precision-machined to meet strict industrial standards, ensuring seamless integration with machine tool spindlesZZ shielded design protects against contaminants, reducing maintenance needs and extending service lifeAvailable in standard specifications (e.g., 120*170*28mm) with flexible order options to match your production demands
Linear Bearing with Flange Block LM Series Alloy for Precision Machinery OEM ODM Service
Ensure smooth, precise motion in your precision machinery with our Linear Bearing with Flange Block LM Series Alloy—designed to eliminate frustrating jams and maintain consistent performance even under continuous operation. Crafted from high-grade alloy, this bearing delivers exceptional durability and low friction, making it ideal for OEM/ODM projects where reliability directly impacts production efficiency.LM Series precision ensures tight tolerance alignment, critical for machinery requiring repeatable accuracyFlange block design simplifies installation, reducing assembly time and minimizing setup errorsBacked by our ISO 9001-certified manufacturing process, guaranteeing stable quality for your most demanding applications
High-Precision NSK Thrust Ball Bearing 51208 40x68x19mm P0-P4 for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the NSK Thrust Ball Bearing 51208, engineered to deliver reliable performance under axial loads. This 40x68x19mm high-precision bearing (available in P0-P4 grades) minimizes vibration and wear, reducing downtime and extending your equipment’s service life.Single-row, separated design allows easy installation and maintenance, ideal for machine tools and heavy-duty industrial applicationsGrease or oil lubrication flexibility adapts to your operational needs, ensuring consistent performance in diverse working conditionsBacked by NSK’s renowned quality and our 12-month warranty, this bearing ensures peace of mind for critical machinery components
UCP207 Agricultural Machinery Pillow Block Bearing High Load Deep Groove Insert Bearings
Keep your agricultural machinery running smoothly even under heavy loads with the UCP207 Agricultural Bearing—a deep groove insert pillow block bearing engineered to minimize downtime during critical harvesting and planting seasons. Crafted from high-grade bearing steel with a P0-P4 precision rating, this single-row bearing delivers consistent rotation for tractors, harvesters, and other farm equipment, reducing the hassle of frequent replacements.Deep groove raceway design ensures optimal load distribution, handling the stress of uneven terrain and heavy agricultural附件Compatible with both grease and oil lubrication for flexible maintenance, adapting to your equipment’s specific needsBacked by Saifan’s 12-month global warranty and responsive technical support, so you can focus on your operation with confidence
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.
Micro-Level Precision
Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.
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.
Certified Quality System
ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.
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.
±0.001mm
Dimensional Tolerance
≤55 dB
Noise Level (Z4)
180°C
Max Operating Temp
50,000h
Design Service Life
Engineered for Every Industry
From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.
Renewable Energy
Wind & solar power systems
Mineral Processing
Mining & crushing equipment
Marine & Offshore
Corrosion-resistant solutions
Steel & Metallurgy
High-temp heavy-load bearings
Wind Energy
Turbine main shaft bearings
Pulp & Paper
Wet environment performance
Medical & Lab
Ultra-low noise precision
Heavy Machinery
Maximum load capacity
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
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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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