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
Self Aligning Ball Bearing 2313K-2RS 95x170x32mm Double Row P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Self Aligning Ball Bearing 2313K-2RS, engineered to minimize downtime and enhance operational reliability. This double row bearing (95x170x32mm) adapts to misalignment, reducing stress on shafts and extending equipment lifespan—ideal for heavy-duty applications where stability matters most.P0-P4 precision grades available to meet strict performance requirements, with C3/C4 clearance options for thermal expansion managementDouble rubber seals (2RS) prevent contamination, maintaining grease integrity even in harsh industrial environmentsConstructed with high-grade bearing steel and choice of steel or brass cage, ensuring durability under radial loadsBacked by Saifan’s 12-month warranty and ISO 9001-certified quality, delivering consistent performance you can trust
Spherical Plain Bearing GAC25s GAC28s GAC30s for Engineering Hydraulic Cylinder
Keep your engineering hydraulic cylinders operating smoothly with the Spherical Plain Bearing GAC25s GAC28s GAC30s — self-lubricating steel-on-steel design eliminates maintenance downtime while delivering high precision (25*47*15mm for GAC25s) and long service life under heavy loads. Perfect for construction machinery, forging equipment, and automation systems where reliable rotation under stress is non-negotiable.Whole outer ring structure ensures stability in dynamic applications, reducing wear and extending equipment lifespanLow noise operation enhances workplace comfort without compromising performanceSupports OEM/ODM customization to match your specific hydraulic cylinder requirements, backed by our ISO 9001-certified manufacturing process
Pillow Block Insert Bearing UK209 High Load 12x47x31mm Deep Groove FYH Japan
Ensure smooth, high-load machinery operation with the UK209 bearing, a precision-engineered Pillow Block Insert Bearing designed to deliver reliable performance in demanding industrial applications. Crafted to FYH Japan standards with a 12x47x31mm deep groove raceway, this bearing minimizes vibration (Z1V1-Z3V3 grades) and extends equipment lifespan, even under heavy loads.Bearing steel construction ensures durability for agricultural, industrial, and automotive machinerySingle-row design with grease/oil lubrication flexibility adapts to diverse working conditionsAvailable in P0-P4 precision ratings to meet strict alignment and rotational accuracy needsRich stock availability ensures quick 3-5 day sample delivery, keeping your production on schedule
Automobile Air Conditioning Compressor Bearing 32bd5220 32bd6023 32bd5523 for Forland Nissan Ford Mazda – Low Noise Long Life
Enjoy quieter, more reliable car air conditioning with our premium Automobile AC Compressor Bearing, designed to eliminate annoying rattles and extend your system’s lifespan. Perfect for Forland, Nissan, Ford, and Mazda models, these bearings (32BD5220, 32BD6023, 32BD5523) feature a 40x62x24mm precision design that ensures smooth operation even in high-temperature conditions.Double-row radial structure handles both radial and axial loads, reducing wear and tear during prolonged useLow noise (Z2/Z3 grade) and long service life, thanks to high-grade bearing steel and strict quality controlSupports OEM/ODM customization to match your specific compressor requirements, with rich stock for quick 3-5 day sample delivery
Self-Lubricating Lm8uu Engineering Plastic Linear Bearings for 3D Printer Maintenance-Free
Keep your 3D printer running smoothly with self-lubricating LM8UU engineering plastic linear bearings that eliminate the hassle of regular maintenance. These precision-engineered components ensure consistent linear motion, reducing friction and wear for longer printer life—so you can focus on creating instead of upkeep.Designed with open circular flange and LM series compatibility for seamless integration with standard 3D printer setupsMaintenance-free operation saves time and effort, addressing the common frustration of frequent bearing lubrication and replacementsEngineered plastic construction offers reliable performance without the weight of metal alternatives, ideal for precise 3D printing applications
High Precision Cylindrical Roller Bearings NU356EM for Industrial Machinery P0-P4 Grade
Ensure smooth, precise rotation for your industrial machinery with our High Precision Cylindrical Roller Bearings NU356EM, engineered to deliver P0-P4 grade accuracy and reliable performance under heavy radial loads. Crafted from premium bearing steel and featuring a separated inner ring design, these bearings minimize vibration (Z1V1-Z3V3) and extend equipment service life, even in demanding manufacturing environments.35mm-180mm outer dimension range with 240*500*95mm specification for seamless integration into machine tools, reducers, and printing equipmentSupports both grease and oil lubrication to adapt to your maintenance protocols, backed by ISO 9001:2015 quality assuranceFlexible OEM/ODM options available to match custom machinery requirements, with fast 3-5 day sample delivery for testing
High Speed Deep Groove Ball Bearing 62300-2RS1 62301-2RS1 62302-2RS1 for Industrial Machinery
Keep your industrial machinery running smoother and longer with our High Speed Deep Groove Ball Bearing series—62300-2RS1, 62301-2RS1, and 62302-2RS1. Engineered for precision rotation under radial loads, these bearings deliver consistent performance to minimize downtime and boost productivity in demanding applications.Single-row design with 0° contact angle ensures optimal load distribution, reducing wear even in high-speed operationsConstructed from premium bearing steel for enhanced durability, backed by our strict ISO 9001 quality control for reliable service life2RS1 sealing provides effective protection against contaminants, maintaining smooth operation in harsh industrial environmentsAvailable with flexible MOQ (1 piece for standard sizes) and fast 3-5 day sample delivery to keep your production on track
Deep Groove Ball Bearing 689 (9x17x4mm) P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Deep Groove Ball Bearing 689 (9x17x4mm), engineered to deliver reliable performance even under continuous operation. Crafted from high-grade bearing steel with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, this single-row radial bearing minimizes downtime by reducing friction and wear, keeping your equipment running longer between maintenance checks.Available with ZZ, 2RS, or open seals to suit your lubrication needs (grease or oil), ensuring optimal protection against contaminants in harsh industrial environmentsBacked by Saifan’s ISO 9001:2015 quality certification and 12-month warranty, offering peace of mind for critical machinery componentsFlexible ordering with 1-piece MOQ for standard bearings and fast 3-5 day sample delivery, perfect for both emergency replacements and planned production runs
90369-T0003 Car Wheel Hub Bearing 55x90x60mm Low Noise Double Row for Koyo
Enjoy smoother rides and quieter journeys with the 90369-T0003 wheel hub bearing, engineered to deliver reliable performance for Koyo-compatible vehicles. This double row bearing (55x90x60mm) minimizes vibration and noise, ensuring a comfortable driving experience while withstanding radial loads effortlessly.Precision-crafted from high-grade bearing steel with P0-P4 precision ratings, guaranteeing long service life and stable operationUnseparated design enhances installation efficiency, reducing downtime for mechanics and DIY enthusiasts alikeLow noise (Z1V1-Z3V3) performance meets automotive standards, addressing common issues with rough or noisy wheel componentsBacked by Saifan's strict quality control and 12-month warranty, offering peace of mind for both professional workshops and individual users
China Conical Roller Bearings 30330 32216-19 for Industrial Machinery P0-P4 Precision
Ensure smooth, precise rotation for your industrial machinery with our Conical Roller Bearings, engineered to deliver reliable performance even under heavy loads. Whether you’re working with 30330, 32216-19, or 32219 models, these P0-P4 precision bearings minimize wear and reduce downtime—keeping your operations running longer with consistent results.Single-row, separated design allows easy mounting and maintenance, ideal for industrial applications requiring quick part replacementConstructed from high-grade bearing steel to withstand radial and axial loads, ensuring stability in machinery like reducers and printing equipmentAvailable in open seals with oil/grease/dry lubrication options, tailored to match your specific operational environment
Self-Aligning Roller Bearing 24160-24176CC W33 Double Row for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable operation for your industrial machinery with our Self-Aligning Roller Bearing, engineered to deliver consistent performance even under misalignment or heavy radial loads. This double row 24160-24176CC W33 model, crafted from high-grade bearing steel, maintains P0-P4 precision to minimize vibration and extend equipment lifespan—perfect for manufacturers seeking to reduce downtime and maintenance costs.Double row design with W33 lubrication groove ensures efficient heat dissipation and long-term reliability in demanding industrial environmentsAvailable clearances (C0/C3/C4) allow customization to specific machinery requirements, from standard operations to high-speed applicationsBacked by our ISO 9001-certified manufacturing process and 12-month warranty, providing peace of mind for critical production lines
High Precision S6808ZZ Stainless Steel Deep Groove Ball Bearing for Industrial Machinery
Ensure smooth, long-lasting rotation in your industrial machinery with the high precision S6808ZZ stainless steel deep groove ball bearing, engineered to deliver reliable performance even in demanding work environments. This 40*52*7mm bearing minimizes downtime by maintaining consistent operation under radial loads, thanks to its single-row design and 0° contact angle that optimizes load distribution.Stainless steel construction resists corrosion, ideal for machinery exposed to moisture or harsh conditionsPrecision manufacturing ensures tight tolerances, reducing vibration and extending equipment lifespanSealed ZZ design prevents contamination, keeping maintenance needs low for continuous productivity
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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