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
Deep Groove Ball Bearing 61917 85x120x18mm High Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Deep Groove Ball Bearing 61917—engineered to minimize downtime and enhance operational efficiency. This 85x120x18mm high-precision bearing delivers consistent performance under radial loads, making it ideal for machine tools, textile equipment, and other industrial applications where reliability matters most.Single-row design with 0° contact angle ensures optimal load distribution and reduced vibration, critical for maintaining machinery accuracyConstructed from premium bearing steel for extended service life, addressing the need for durable components in high-demand environmentsMeets strict quality standards to support seamless integration into your production line, backed by our expertise in precision manufacturing
Self-Aligning Roller Bearing 21320CC 21321CC 21322CC 21324CC W33 for Industrial Machinery
Ensure smooth, reliable rotation for your industrial machinery with our high-performance Self-Aligning Roller Bearing series (21320CC, 21321CC, 21322CC, 21324CC W33). Engineered to handle heavy radial loads and misalignment, these bearings minimize downtime and extend equipment lifespan—ideal for demanding industrial applications.Precision-machined from high-grade bearing steel with P0-P4 precision ratings and C0/C3/C4 clearance options, ensuring stable performance under variable operating conditionsDouble-row roller design with spherical aligning capabilities compensates for shaft deflection, reducing wear and maintenance costsSupports OEM/ODM customization to match your exact machinery specifications, backed by our ISO 9001-certified quality control and 12-month warranty
Insert Ball Bearing UK305-UK320 with Plastic Pillow Blocks for High Load Industrial Machinery
Ensure smooth, high-load operations in your industrial machinery with our Insert Ball Bearing UK305-UK320 equipped with durable plastic pillow blocks. Engineered to handle heavy loads while maintaining precision, these bearings minimize downtime and enhance equipment reliability—so you can focus on productivity, not maintenance. Deep groove raceway design ensures consistent performance under stress, paired with bearing steel construction for long-lasting durability Flexible lubrication options (grease or oil) adapt to your machinery’s specific needs, reducing friction and extending service life Available in precision ratings from P0 to P4 and vibration grades Z1V1 to Z3V3, meeting strict industrial standards for smooth rotation Backed by Saifan’s 12-month global warranty and responsive technical support, this bearing delivers the stability and efficiency your operation demands.
Thrust Ball Bearing 51101 51201 for Vertical Centrifuge Jack High Precision P0-P4
Ensure smooth vertical rotation in your centrifuge or jack with this high-performance Thrust Ball Bearing 51101 51201, engineered to deliver precision from P0 to P4 grade for reliable, long-lasting operation. Designed with separated raceways and a 0° contact angle, it efficiently handles axial loads while maintaining stability—critical for equipment where misalignment or vibration could compromise results.Grease or oil lubrication options adapt to your specific machinery needs, ensuring optimal performance in diverse industrial environmentsISO 9001:2015 certified quality guarantees consistent manufacturing standards, reducing unexpected downtime for your operationsIn-stock availability means quick fulfillment, so you can keep your production line running without delays
Self-Aligning Roller Bearing 23020EAE4 for Industrial Machinery, P0-P4 Precision C0-C4 Clearance
Ensure smooth, long-lasting operation for your industrial machinery with the reliable Self-Aligning Roller Bearing 23020EAE4. Engineered to minimize downtime and reduce maintenance costs, this bearing adapts to shaft misalignment while maintaining consistent performance under heavy radial loads.P0-P4 precision grades and C0-C4 clearance options let you tailor fit to your equipment’s exact requirements, ensuring optimal efficiencyDouble-row roller design with high-grade bearing steel construction delivers exceptional durability, even in demanding industrial environments100*150*37 mm dimensions perfectly suit machinery like reducers and conveyors, backed by our ISO 9001-certified quality controlSupports OEM/ODM customization to match unique application needs, with responsive technical support for selection and installation guidance
UCFL200 Steel Pillow Block Bearing High Load Deep Groove Raceway Insert Bearing
Ensure smooth, heavy-duty machinery operation with the UCFL200 Steel Pillow Block Bearing, engineered to handle high loads while maintaining precision rotation. Its deep groove raceway design minimizes friction, reducing wear and extending equipment lifespan—ideal for industrial applications where reliability directly impacts productivity. Constructed with high-grade bearing steel for exceptional durability, supporting P0-P4 precision ratings to meet strict performance standards Flexible lubrication options (grease or oil) allow adaptation to diverse working conditions, from agricultural equipment to manufacturing lines 75mm specification with single-row configuration ensures easy integration into existing setups, backed by rich stock availability for quick deployment Trusted by machinery manufacturers for its stable performance and compatibility, this insert bearing delivers the consistent rotation your operations depend on, backed by our commitment to quality and responsive service.
Auto Wheel Hub Bearings DAC38740040 2RS for Toyota Volkswagen – High Precision P0-P4
Ensure smooth, reliable rotation for your Toyota or Volkswagen with this high-precision Auto Wheel Hub Bearing DAC38740040 2RS, designed to eliminate annoying vibrations and extend service life. Crafted from premium bearing steel and available in P0-P4 precision grades, it delivers the stability and performance needed for both daily commutes and long-haul driving.Double-row radial design handles heavy loads with minimal noise (Z1V1-Z3V3 vibration grades), perfect for maintaining vehicle balanceUnseparated structure ensures easy installation and consistent performance, reducing maintenance downtimeIn-stock availability means fast 3-5 day delivery, so you can get back on the road without delay
Deep Groove Ball Bearing 6300 6301 6302 6304 6305 Zz 2RS for Roller Skates High Speed Low Noise
Glide smoothly and quietly with high-performance Deep Groove Ball Bearing designed for roller skates, delivering the speed and reliability you need for every ride. Crafted from premium bearing steel with precision ratings up to P4 and noise grades as low as Z4, these 6300, 6301, 6302, 6304, and 6305 series bearings (available in Zz and 2RS seals) ensure long-lasting performance even under intense use.High-speed capability reduces friction for effortless acceleration, while low noise design keeps your focus on the ride, not distractionsSealed options (Zz/2RS) protect against dust and moisture, solving common issues with premature wear in active environmentsRich stock availability means quick delivery—get your skates rolling again without long waits
High Load Insert Pillow Block Bearing UCPH307 12x47x31mm for Industrial Machinery
Ensure smooth, reliable operation for your industrial machinery with the UCPH307 bearing, engineered to handle heavy loads while maintaining precision. This high-load insert pillow block bearing (12x47x31mm) features a deep groove raceway and P0-P4 precision ratings, delivering consistent performance in demanding applications like machine tools and conveyor systems.Constructed with premium bearing steel for extended service life, reducing downtime and replacement costsGrease or oil lubrication flexibility adapts to your maintenance routine, ensuring optimal performance under varying conditionsRich stock availability means quick fulfillment—get your machinery back up and running without unnecessary delays
Auto Wheel Hub Bearings DAC47810053 ZZ 37x72x37mm P0-P4 Precision for Toyota Volkswagen
Ensure smooth, reliable rotation for your Toyota or Volkswagen with this precision-engineered Auto Wheel Hub Bearings DAC47810053 ZZ. Crafted to 37x72x37mm dimensions and available in P0-P4 precision grades, it delivers consistent performance even under demanding driving conditions, reducing the hassle of frequent replacements.Double-row radial design with ZZ shielded construction ensures superior contamination resistance and extended service lifeManufactured from high-grade bearing steel for optimal durability, meeting ISO standards for reliable automotive applicationsSupports both grease and oil lubrication, offering flexibility for different maintenance preferencesIn-stock availability means quick fulfillment, so you can minimize downtime and get back on the road faster
Self-Aligning Roller Bearing 22326MBK W33 Double Row for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation for your industrial machinery with this Self-Aligning Roller Bearing 22326MBK W33—engineered to handle heavy radial loads and misalignment, reducing downtime and maintenance costs. Crafted from high-grade bearing steel with P0-P4 precision options, this double row bearing (130*280*93mm) delivers stable performance even in demanding conditions, making it ideal for industrial machinery applications.Double row design with C0/C3/C4 clearance options ensures optimal load distribution and adaptability to shaft deflectionsSupports OEM/ODM customization to match your specific equipment requirements, backed by our ISO 9001:2015 quality assuranceUnseparated structure enhances installation efficiency, while the W33 lubrication groove simplifies maintenance for long service life
Micro Deep Groove Ball Bearing 675 for Binding Machine Hydraulic Chuck, P0-P4 Precision
Ensure smooth, precise rotation in your binding machine’s hydraulic chuck with the Micro Deep Groove Ball Bearing 675—designed to eliminate jamming and extend equipment uptime. Crafted from high-grade bearing steel with P0-P4 precision (5x8x2mm specification), this single-row radial bearing delivers consistent performance under the repetitive stress of binding operations, reducing costly maintenance interruptions.Choose Zz, 2RS, or Open seals to match your lubrication needs (grease or oil compatible), ensuring optimal protection against debris in industrial environmentsBacked by our ISO 9001-certified manufacturing process, this bearing balances tight tolerance control with reliable durability for long-term machine efficiencySupports OEM/ODM customization to fit unique hydraulic chuck configurations, because your equipment deserves a bearing tailored to its exact demands
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
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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