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
Pillow Block Bearing Housings High Load Split Plummer Block Units with Bearing Steel 65x120x65.1mm
Ensure smooth, heavy-duty machinery operation with our Pillow Block Bearing Housings — built to handle high loads while maintaining precision rotation. Crafted from premium bearing steel with a deep groove raceway, this 65x120x65.1mm split plummer block unit delivers reliable performance in industrial settings, reducing downtime and ensuring consistent motion even under demanding conditions.Single-row design with P0-P4 precision ratings and Z1V1-Z3V3 vibration control for optimal stabilityFlexible lubrication options (grease or oil) accommodate diverse operating environmentsRich stock availability ensures quick delivery, supporting your production schedules without delays
Deep Groove Ball Bearing 6830 6930 for Mining Industrial Equipment High Precision
Ensure uninterrupted mining operations with the Deep Groove Ball Bearing 6830 6930, engineered to deliver high precision and durability in heavy industrial environments. This single-row radial bearing handles rigorous radial loads while maintaining P0-P4 precision grade performance, reducing downtime and extending equipment service life.Constructed from premium bearing steel for exceptional wear resistance, ideal for mining machinery subjected to dust, vibration, and continuous operationUnseparated design ensures easy installation and maintenance, minimizing operational disruptionsMeets ISO industrial standards for reliable rotation, backed by Saifan's 12-month warranty and dedicated technical support
Cylindrical Roller Bearing NU205 25x52x15mm P0-P4 Precision for Auto Parts
Ensure smooth, reliable rotation in auto parts with this Cylindrical Roller Bearing NU205, engineered to deliver precision from P0 to P4 grades. The 25x52x15mm dimensions fit seamlessly into automotive applications, reducing maintenance downtime and enhancing overall performance.Separated design allows easy mounting and dismounting, simplifying installation for mechanicsHigh-grade bearing steel construction ensures long service life even under radial load stressOpen seal type accommodates flexible lubrication options (oil, grease, or dry) to match specific operating conditionsBacked by Saifan's ISO 9001-certified quality control, this bearing meets rigorous industry standards for consistent reliability
Linear Guide Rail Slider EGH25SA 3000mm Low Noise for Industrial Machinery
Ensure smooth, quiet operation in your industrial machinery with the Linear Guide Rail Slider EGH25SA, designed to minimize noise while delivering reliable precision over its 3000mm length. Crafted from high-grade alloy, this slider reduces operational disruptions in manufacturing environments, letting your equipment run efficiently without compromising on performance.Low noise feature enhances workplace comfort and reduces distractions during high-speed production cyclesAlloy construction ensures long service life, even under heavy loads common in industrial settingsPrecision engineering supports consistent movement, critical for maintaining accuracy in automated machineryCompatible with OEM/ODM requirements, offering flexibility to adapt to specific equipment configurations
Tapered Roller Bearings 30207 32207 P5 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with Tapered Roller Bearings 30207 32207 P5 Precision—engineered to minimize downtime and maximize operational efficiency. Crafted to P5 precision standards with Z2-Z3 vibration grades, these bearings deliver consistent performance under heavy loads, addressing the critical need for reliability in high-demand manufacturing environments.35x55x194mm specification optimized for industrial machinery alignment, reducing wear on connected componentsSupports both grease and oil lubrication, offering flexibility for diverse operating conditionsBacked by Saifan’s ISO 9001:2015 quality assurance and 12-month warranty, ensuring long-term value and peace of mind
Precise Linear Guide Rail and Block Slider Carriage MGW7H MGW9H MGW12H MGW15H for Automobile Rolling Mill
Ensure smooth, precise motion in your automobile rolling mill with our Precision Linear Guide Rail and Block Slider Carriage—engineered to minimize downtime and enhance operational stability. The MGW7H, MGW9H, MGW12H, and MGW15H models deliver consistent performance under heavy loads, thanks to high-grade bearing steel construction and P0-P4 precision ratings that meet the rigorous demands of metallurgical and automotive manufacturing.Single-row design with thrust bearing load direction ensures reliable force distribution, critical for maintaining alignment in continuous rolling processesGrease or oil lubrication flexibility allows customization to your mill’s specific maintenance protocols, reducing friction and extending service lifeISO 9001:2008 certified quality guarantees compatibility with existing Rexroth systems, while OEM/ODM support lets you tailor dimensions to unique equipment requirements
Outer Spherical Pillow Block Bearings UC205 UCP205 UCF205 for High Load Industrial Machinery
Ensure stable, high-load performance for your industrial machinery with our premium Outer Spherical Pillow Block Bearings. The deep groove raceway design minimizes friction under heavy loads, reducing wear and extending equipment lifespan—perfect for machine tools, conveyors, and agricultural machinery that can’t afford downtime.Precision-engineered from bearing steel with P0-P4 precision ratings to meet strict industrial standardsMultiple housing options (UC205, UCP205, UCF205) for flexible mounting in diverse applicationsGrease or oil lubrication compatibility ensures adaptability to your maintenance routineBacked by our 12-month global warranty and responsive technical support for peace of mind
Timken Taper Roller Bearings 30213 30215 30217 for Auto Transmission Systems P0-P5 Precision
Ensure smooth, precise auto transmission performance with Timken Taper Roller Bearings 30213, 30215, 30217—engineered to deliver reliable rotation and extended service life for car gearboxes. Crafted from high-grade bearing steel with P0-P5 precision ratings, these single-row, separable bearings handle radial loads effortlessly, reducing downtime and maintenance costs in demanding automotive applications.Key Specifications: 40*80*18mm (30213 model) with open design for versatile lubrication (oil, grease, dry), ideal for seamless integration into transmission systemsBacked by ISO 9001:2015 quality standards, ensuring consistent performance and compatibility with OEM/ODM requirements for custom builds
Deep Groove Ball Bearing 6900 Zz 2RS 10x26x8mm for Internal Combustion Engine Transportation Vehicles
Ensure smooth, reliable rotation in internal combustion engine transportation vehicles with our Deep Groove Ball Bearing 6900 Zz 2RS 10x26x8mm. Crafted from high-grade bearing steel, this single-row radial bearing minimizes friction and wear, extending equipment lifespan even under demanding conditions. Unseparated design ensures structural integrity for consistent performance in automotive and transportation applicationsPrecision 10x26x8mm specification guarantees seamless fit with standard engine components, reducing installation time and compatibility concerns Backed by our ISO-certified manufacturing process, this bearing delivers the stability and durability your machinery needs to keep moving—no unexpected downtime, just confident operation mile after mile.
Low Noise Deep Groove Ball Bearing 6019-N 6019-Nr for Auto Parts 95x145x24mm
Ensure smooth, quiet performance in automotive applications with this Low Noise Deep Groove Ball Bearing 6019-N 6019-Nr, engineered to minimize vibration and extend component lifespan. Crafted from high-grade bearing steel with a 0° contact angle, it delivers reliable radial load support for auto parts requiring precise 95x145x24mm dimensions.Single-row design optimized for automotive transmission systems, reducing operational noise to enhance driving comfortComplies with strict quality standards, ensuring consistent performance even under varying temperature and load conditionsFlexible supply options from a trusted ISO 9001-certified manufacturer, supporting both small-scale repairs and bulk production needs
Self-Aligning Roller Bearing 21310-21314CCK W33 for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation for your industrial machinery with our high-performance Self-Aligning Roller Bearing series (21310-21314CCK W33), engineered to minimize downtime and extend equipment lifespan. Crafted with premium bearing steel and available in P0-P4 precision grades, these double row radial bearings (50x110x27mm) deliver exceptional load capacity and alignment flexibility, even in heavy-duty applications.W33 lubrication groove design ensures consistent grease distribution for reduced friction and maintenance needsCCK cage configuration enhances stability under radial loads, ideal for machine tools, reducers, and conveyor systemsComplies with ISO industrial standards, backed by our 12-month warranty and responsive technical support
Self-Aligning Roller Bearing 24038CAMKE4 P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with the Self-Aligning Roller Bearing 24038CAMKE4, engineered to minimize downtime and maximize operational efficiency. This P0-P4 precision bearing handles radial loads effortlessly while accommodating misalignment, making it ideal for heavy-duty equipment like machine tools and reducers.Double-row roller design and C0/C3/C4 clearance options ensure stable performance under varying loadsConstructed with high-grade bearing steel for extended service life, reducing replacement frequencyUnseparated structure simplifies installation and maintenance, saving valuable time on the production floor
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.
📦
Full FCL Support
20GP / 40HQ containers
🏷️
OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
💳
T/T · L/C · Alibaba
Flexible payment terms