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
Needle Roller Bearing RNA6909 RNA6910 RNA6911 for Industrial Machinery, P0-P4 Precision
Ensure smooth, precise rotation in industrial machinery with our Needle Roller Bearing RNA6909, RNA6910, RNA6911 series, engineered to deliver P0-P4 precision for reliable performance under heavy radial loads. Crafted from high-grade bearing steel with C0/C3/C4 clearance options, these closed-style bearings (52*68*40mm for RNA6909) minimize vibration and extend equipment lifespan, solving common issues with unstable motion in manufacturing setups.Supports OEM/ODM customization to match specific machinery requirements, ensuring perfect fit for textile, printing, or packaging equipmentGrease or oil lubrication flexibility adapts to diverse operating conditions, reducing maintenance downtime3-7 day delivery ensures quick replacement, keeping production lines running without long delays
Self-Aligning Roller Bearing 24180CC 24184CC W33 Double Row for Industrial Machinery
Ensure smooth, reliable operation for your industrial machinery with our Self-Aligning Roller Bearing, designed to minimize downtime and maximize performance in heavy-duty applications. The 24180CC and 24184CC double row models feature W33 lubrication grooves and a spherical outer ring, allowing for up to 2° of misalignment correction—critical for maintaining precision in large equipment like crushers, conveyors, and gearboxes.Precision grades from P0 to P4 ensure consistent rotation under radial loads, while C3/C4 clearance options accommodate thermal expansion in high-temperature environmentsConstructed with high-grade bearing steel for extended service life, reducing the need for frequent replacementsSupports OEM/ODM customization to match your specific machinery requirements, backed by our ISO 9001:2015 certified quality control
Deep Groove Ball Bearing 6824 6924 Zz 2RS DDU for Continuous Gas Turbine and Motor Plant Operation
Ensure continuous, reliable operation in gas turbines and motor plants with our high-performance Deep Groove Ball Bearing designed for extended heavy-duty use. Crafted to P0-P4 precision grades and Z2-Z4 noise standards, this 6824/6924 model minimizes downtime with its unseparated single-row structure, delivering stable radial load handling even under rigorous conditions.Premium bearing steel construction ensures exceptional wear resistance, addressing the critical need for long service life in industrial environmentsAvailable with Zz, 2RS, or DDU seals to prevent contamination, maintaining optimal performance in dust-prone motor plant settingsPrecision-machined 10*26*8mm specification guarantees seamless integration with existing equipment, reducing installation hassle
Tapered Roller Bearing 30308 30309 30310 for Transmission with P0-P4 Precision and Z1V1-Z3V3 Vibration Control
Ensure smooth, precise transmission performance with our premium Tapered Roller Bearing series (30308, 30309, 30310), engineered to reduce vibration and extend machinery lifespan in high-load applications. Crafted with P0-P4 precision and Z1V1-Z3V3 vibration control, these bearings deliver consistent rotation even under extreme pressure, minimizing downtime for industrial and automotive transmission systems.Precision-graded (P0-P4) for tight tolerance alignment, ideal for gearbox and powertrain assembliesZ3V3 vibration control reduces noise and wear, enhancing overall equipment reliabilityAvailable in 40x90x23mm (30308) and matching sizes, with OEM/ODM customization to fit unique specsBacked by ISO 9001:2015 quality assurance and 12-month warranty for long-term peace of mind
UC328 UCP328 Pillow Block Insert Bearing High Load Deep Groove Raceway P0-P4 Precision
Ensure smooth, heavy-load rotation in your machinery with our UC328 Pillow Block Bearing, engineered to deliver P0-P4 precision for reliable performance you can trust. The deep groove raceway design minimizes friction under high loads, reducing wear and extending equipment lifespan—perfect for industrial applications where stability matters most.Single-row construction with bearing steel material ensures durability in tough operating conditionsFlexible lubrication options (grease or oil) adapt to your specific machinery requirementsAvailable in multiple precision ratings (P0/P6/P5/P4) to match your exact performance needs
Tapered Roller Bearing NSK 30314 30315 30316 for Loom Machinery P0-P4 Precision
Ensure smooth, precise operation of your loom machinery with the Tapered Roller Bearing NSK 30314, 30315, and 30316—engineered to minimize downtime and maximize productivity in textile manufacturing. Crafted to P0-P4 precision grades, these bearings deliver consistent rotational stability even under the high-speed, heavy-load demands of weaving equipment, directly addressing the need for reliable performance in critical production environments.NSK 30314 model features a 70*150*35mm specification, optimized for seamless integration with standard loom assembliesAvailable with Z1V1-Z3V3 vibration grades to reduce operational noise, enhancing workplace comfort while maintaining industry-leading durabilitySupports both grease and oil lubrication, offering flexibility to match your maintenance protocols and extend service life
UCFL204 Pillow Block Bearing 19.05mm Bore with Deep Groove Raceway for Industrial Equipment
Ensure smooth, reliable rotation for your industrial equipment with the UCFL204 Pillow Block Bearing, engineered to minimize downtime and enhance operational efficiency. This 19.05mm bore bearing features a deep groove raceway that distributes loads evenly, reducing wear and extending service life—perfect for high-demand machinery like conveyors, pumps, and textile equipment.Precision-crafted from high-grade bearing steel with P0-P4 precision ratings, ensuring consistent performance even in low-temperature or high-speed applicationsFL-style bearing block design simplifies installation and alignment, saving valuable maintenance time for busy workshopsGrease or oil lubrication flexibility adapts to your specific operating conditions, while Z1V1-Z3V3 vibration grades keep noise levels low during continuous use
Rbc Kaydon Ka045aro Thin Section Ball Bearing 45x68x12mm Radial Load Bearing Steel
Ensure smooth, reliable rotation in tight spaces with the Rbc Kaydon Ka045aro thin section ball bearing—engineered to deliver consistent performance under radial loads. This 45x68x12mm bearing steel component minimizes friction and maximizes durability, making it ideal for applications where precision and space efficiency are non-negotiable.Single row, unseparated design ensures easy installation and maintenance, reducing downtime for your equipmentPrecision-crafted from high-grade bearing steel to withstand continuous operation, addressing the need for long service life in demanding industrial settingsPerfect for machinery requiring compact bearings without compromising on load capacity, from automation systems to robotics
Deep Groove Ball Bearing 608 609 623 624 for Air Drying Equipment with P0-P4 Precision and Z1V1-Z3V3 Vibration Grade
Ensure smooth, low-vibration operation for your air drying equipment with our precision-engineered Deep Groove Ball Bearing series (608, 609, 623, 624). Designed to deliver consistent performance across P0-P4 precision grades and Z1V1-Z3V3 vibration levels, these bearings minimize noise and extend equipment lifespan even in continuous-duty environments.Grease or oil lubrication options adapt to your specific maintenance protocols, reducing downtime and ensuring reliable rotation shift after shiftPrecision rating up to P4 ensures tight tolerance control, critical for maintaining air flow efficiency and temperature stability in drying systemsBacked by our ISO 9001-certified manufacturing process, each bearing meets strict quality standards for long-term durability you can trust
Self-Aligning Roller Bearing 24120CA-24128CA W33 Double Row for Industrial Machinery
Ensure smooth, long-lasting operation for your industrial machinery with our premium Self-Aligning Roller Bearing, designed to minimize downtime and boost productivity. This double row 24120CA-24128CA W33 model handles radial loads effortlessly while compensating for shaft misalignment, making it ideal for heavy-duty equipment like conveyors and crushers. Crafted from high-grade bearing steel with precision grades up to P4 and clearance options (C0/C3/C4), it delivers consistent performance even in demanding conditions—no more unexpected maintenance interruptions. Double row design with W33 lubrication groove ensures superior load distribution and easy maintenance 100*165*65 mm specification fits standard industrial setups, compatible with OEM/ODM customization for unique requirements Backed by our 12-month warranty and expert technical support, so you can focus on operations, not repairs
Self-Aligning Roller Bearing NSK 22224CDE4 120x215x58mm for Industrial Machinery P0-P4 Precision
Ensure smooth, precise rotation in your industrial machinery with the Self-Aligning Roller Bearing NSK 22224CDE4, designed to minimize downtime and handle radial loads with exceptional stability. This 120x215x58mm bearing delivers P0-P4 precision, ideal for heavy-duty applications where alignment errors are common—its double-row roller design automatically compensates for shaft misalignment, reducing wear and extending equipment life.Constructed with high-grade bearing steel for reliable performance under demanding conditionsAvailable with clearance options (C0/C3/C4) to match specific operational needs, ensuring optimal load distributionBacked by Saifan’s strict quality control and 12-month warranty, providing peace of mind for your production line
Automotive Hub Bearing 30BD40T12DDUCG21 30*55*23 for Car Wheel Assemblies
Ensure smooth, quiet wheel rotation with the Automotive Hub Bearing 30BD40T12DDUCG21, engineered to deliver reliable performance for car wheel assemblies. This 30*55*23 precision bearing minimizes vibration and reduces noise, addressing common issues with uneven wear and premature failure in high-speed driving conditions.Precision Grade P4 ensures tight tolerance control for consistent power transmission and extended service lifeLow noise operation (Z2/Z3/Z4 grade) enhances driving comfort while maintaining structural integrity under heavy loadsCompatible with various car wheel assemblies, supporting OEM/ODM customization to match specific vehicle requirementsBacked by ISO 9001:2015 certification and Saifan’s rigorous quality control, this hub bearing provides the stability and durability professional mechanics trust for long-term vehicle performance.
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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