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
22313EK Self-Aligning Spherical Roller Bearing Chrome Steel for Industrial Machinery 48mm Width
Ensure smooth, reliable rotation in your industrial machinery with the 22313EK self-aligning spherical roller bearing, crafted from high-grade chrome steel to handle heavy loads and misalignment effortlessly. This 48mm width bearing minimizes downtime by maintaining precision even in demanding operating conditions, making it ideal for machine tools, textile equipment, and other industrial applications.Self-aligning design compensates for shaft deflection, reducing wear on connected componentsChrome steel construction ensures long service life and resistance to corrosion in industrial environmentsMeets ISO standards for consistent performance, backed by Saifan's 12-month warranty for peace of mind
22313EK Self-Aligning Spherical Roller Bearing Chrome Steel for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the 22313EK self-aligning spherical roller bearing—engineered to minimize downtime and maximize equipment lifespan. Crafted from high-grade chrome steel, this bearing delivers exceptional load capacity and wear resistance, addressing the critical need for reliable performance in heavy-duty applications.48mm width design ensures optimal alignment under misalignment conditions, reducing stress on shafts and extending service intervalsPrecision-machined to meet ISO standards, guaranteeing consistent performance and compatibility with industrial machinery componentsBacked by Saifan Bearings' 12-month warranty and technical support, providing peace of mind for your operational needs
22312E Spherical Roller Bearing with Premium Brass Cage for Industrial Machinery 160mm Width
Ensure smooth, high-precision rotation in your industrial machinery with the 22312E spherical roller bearing, engineered to minimize downtime and enhance operational reliability. Its premium brass cage reduces friction and heat buildup, extending service life even under heavy loads—perfect for machinery where consistent performance directly impacts productivity.160mm width design provides superior load-bearing capacity for industrial equipment like reducers and textile machinesPrecision-grade construction (P0-P4 available) ensures alignment flexibility to accommodate shaft misalignment common in industrial settingsDurable chrome steel material withstands rigorous working conditions, reducing the need for frequent replacements
22312E Spherical Roller Bearing 160mm with Premium Brass Cage for Industrial Machinery
Ensure smooth, long-lasting rotation in your industrial machinery with the 22312E spherical roller bearing, designed to handle heavy loads and reduce maintenance downtime. This 160mm premium bearing features a durable brass cage that minimizes friction and heat buildup, keeping your equipment running efficiently even in demanding conditions.Precision-engineered to P0-P4 grade standards for reliable performance and extended service lifeBrass cage construction enhances stability and withstands high operating temperatures, ideal for industrial machinery46mm width ensures a secure fit in various applications, backed by ISO 9001:2015 quality certification for peace of mind
High Quality 22311EK Double Row Roller Bearing 43mm Width for Industrial Machinery
Ensure smooth, long-lasting performance for your industrial machinery with the 22311EK double row roller bearing, engineered to deliver reliable rotation even under heavy loads. This 43mm width bearing minimizes downtime by maintaining precision through P0-P4 grade manufacturing, addressing the need for consistent operation in demanding industrial environments.Double row design enhances load capacity, ideal for machine tools, reducers, and heavy-duty equipmentHigh-grade chrome steel construction ensures extended service life, reducing replacement frequencyComplies with ISO standards for dimensional accuracy, guaranteeing seamless integration into existing setups
Double Row Roller Bearing 22311EK 43mm Width for Industrial Machinery
Ensure smooth, high-precision rotation in your industrial machinery with the Double Row Roller Bearing 22311EK, engineered to deliver consistent performance even under heavy loads. This 43mm width bearing minimizes vibration and extends equipment lifespan, addressing the critical need for reliable motion in manufacturing and mechanical systems.Designed with an EK cage configuration for enhanced load distribution and thermal stability—ideal for continuous operation in harsh industrial environmentsPrecision-machined to meet ISO standards, ensuring seamless integration with existing setups and reducing costly downtime from mismatched componentsBacked by Saifan’s 12-month warranty and technical support, providing peace of mind for long-term operational efficiency
Self-Aligning Roller Bearing 22311 22312 22313 22314 22315 CAMKE4 for Industrial Machinery
Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearing series, including 22311, 22312, 22313, 22314, and 22315 CAMKE4 models. Engineered to handle radial loads and misalignment, these double-row bearings reduce downtime and maintenance costs, keeping your equipment running longer even in demanding conditions.Precision ratings from P0 to P4 and clearance options (C0, C3, C4) ensure optimal performance for machine tools, reducers, and heavy-duty industrial applicationsConstructed with high-grade bearing steel for exceptional durability, backed by our ISO 9001:2015 quality certification and 12-month warrantyOEM/ODM support available to tailor dimensions or specifications to your exact needs, with flexible MOQ and fast 5-15 day bulk delivery
Gcr15 Pillow Block & Insert Bearing 22310EK for Industrial Machinery – 40mm Width
Ensure smooth, long-lasting rotation for your industrial machinery with the 22310EK bearing, a high-performance pillow block & insert bearing engineered to minimize downtime and boost operational reliability. Crafted from premium Gcr15 chrome steel, this 40mm width bearing delivers exceptional wear resistance and stability, even under heavy loads—perfect for addressing the challenges of maintaining consistent performance in demanding industrial environments.Precision-machined to meet P0-P4 accuracy standards, ensuring tight fit and reduced vibration for machinery like conveyors, pumps, and textile equipmentIntegrated insert design simplifies installation and replacement, saving valuable maintenance time while maintaining structural integrityBacked by Saifan's 12-month warranty and strict quality control, giving you confidence in every turn of your critical operations
Gcr15 Pillow Block Insert Bearing 22310EK for Industrial Machinery 40mm Width
Ensure smooth, long-lasting operation for your industrial machinery with the Gcr15 Pillow Block Insert Bearing 22310EK—engineered to deliver reliable performance even under heavy loads. This 40mm width bearing minimizes downtime by maintaining precision rotation, thanks to high-grade Gcr15 chrome steel construction that resists wear and vibration.Model 22310EK design ensures perfect fit for industrial equipment requiring consistent radial and axial load supportStrict quality control aligns with ISO standards, guaranteeing stable performance to keep your production line running efficientlyBacked by our 12-month warranty and expert technical support, so you can focus on operations without worrying about component failures
22309E Tapered Roller Bearing for Oil and Gas Drilling Industry High Precision
Ensure uninterrupted oil and gas drilling operations with the 22309E Tapered Roller Bearing, engineered to deliver exceptional precision and durability in high-pressure industrial environments. This high-performance bearing minimizes downtime by maintaining stable rotation under heavy loads, addressing the critical need for reliable equipment in demanding drilling applications.36mm width design optimized for enhanced load distribution, a key specification for professionals seeking long-term performance in drilling machineryAdopts Saifan's strict quality control standards, ensuring compliance with ISO industrial norms for consistent performance and extended service lifeBacked by our 12-month warranty and dedicated technical support, providing peace of mind for industrial operations reliant on precision components
22309E Spherical Roller Bearing for Oil and Gas Industry Drilling Equipment
Ensure smooth, high-pressure performance in oil and gas drilling operations with the 22309E spherical roller bearing, engineered to minimize downtime and maximize equipment reliability. This robust bearing handles heavy radial and axial loads common in drilling equipment, addressing the critical need for durability in harsh oilfield conditions.Precision-crafted with a 36mm width to fit standard drilling machinery specifications, ensuring seamless integration and consistent rotational accuracyDesigned to maintain stable operation under extreme temperatures and vibrations, reducing the risk of unexpected failures during critical drilling processesBacked by our ISO 9001:2015 quality certification and 12-month warranty, providing the confidence to keep your oil and gas drilling equipment running efficiently
Self-Aligning Roller Bearing 22309MB/W33 Double Row for Industrial Machinery P0-P5 Precision
Ensure smooth, reliable rotation in your industrial machinery with the Self-Aligning Roller Bearing 22309MB/W33, engineered to minimize downtime and maximize productivity. This double row bearing handles radial loads with precision (P0-P5 grades) while compensating for shaft misalignment, making it ideal for heavy-duty equipment like reducers and conveyor systems.45*100*36mm dimensions with C0/C3/C4 clearance options to match your exact machinery specsHigh-grade bearing steel construction ensures long service life even under continuous operationSupports OEM/ODM customization to fit unique industrial applications—no more settling for one-size-fits-all solutions
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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T/T · L/C · Alibaba
Flexible payment terms