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 · P6Deep Groove Ball
21 products
Angular Contact
22 products
Cylindrical Roller
18 products
Spherical Roller
14 products
Taper Roller
14 products
Pillow Block
31 products
Spherical Plain
30 products
Needle Bearing
24 products
Linear Bearing
15 products
Thrust Ball
8 products
All Products
256 products found
High Quality MGN5/MGN7/MGN9 Linear Guide Rail for 3D Printers
Basic Info. Model NO.MGN5 MGN7 MGN9 CertificationEPA, CE, RoHS, ISO 9001:2008 MaterialAlloy Driven TypeAC FeatureInsulating, High Speed, Low Noise OriginChina Introduction High-performance alloy container crane components with AC drive, certified to international standards. Designed for durability, low noise, and high-speed operation in all-terrain and container crane applications. Made in China with robust insulating and antiseptic properties.
Toco HGH Linear Guide Rail – High-Precision, Low-Noise Slide Block
Basic Info. Model NO.HGW, HGH, EGH CertificationEPA, CE, RoHS, ISO 9001:2008 MaterialAlloy StructureContainer Crane Driven TypeAC OriginChina Introduction High-performance container crane with alloy construction, AC drive, and certifications including CE, RoHS, and ISO 9001:2008. Designed for durability, low noise, high speed, and long service life. Made in China.
Heavy Duty Linear Motion Guide Rail Block – High Load, Precision Slide Rail
Basic Info. Model NO.all of them MaterialAlloy StructureContainer Crane Driven TypeAC FeatureInsulating, Antiseptic, Long Life, High Speed, Low Noise OriginChina Description High-performance container crane made of premium alloy, designed for all-terrain operation with AC drive and moving running mode. Certified to EPA, CE, RoHS, and ISO 9001 standards. Features insulation, antiseptic properties, low noise, and extended service life. Manufactured in China with robust production capacity.
Medium Preload Linear Guide Rail – Heavy Load, CNC-Compatible, Moderate Price
Basic Info. Model NO.HGW, HGH, EGH CertificationEPA, CE, RoHS, ISO 9001:2008 MaterialAlloy StructureContainer Crane Driven TypeAC OriginChina Description High-performance container crane with AC drive, alloy construction, and certifications including CE, RoHS, and ISO 9001:2008. Designed for durability, low noise, high speed, and long service life. Made in China.
51211 8211 Thrust Ball Bearing – High-Load, Precision Mechanical Parts
Basic Specifications Inner Diameter180 mm Outer Diameter300 mm Thickness95 mm Model No.51211 8211 LubricationGrease or Oil Load DirectionThrust Bearing Product Overview High-precision thrust bearing made of bearing steel, compliant with ISO9001:2008. Features non-aligning design, separated structure, and single-row configuration. Suitable for high-load axial applications. Dimensions: 180×300×95 mm. Available in stock with OEM/ODM service.
61208 & 51103 Thrust Ball Bearings – High-Precision Steel
Basic Info. Inner Diameter17 mm Outer Diameter30 mm Thickness9 mm Model NO.51103 Load DirectionThrust Bearing MaterialBearing Steel Description NSK 51103 is a high-precision thrust bearing made of bearing steel, designed for axial load applications. Compact dimensions (17×30×9 mm), grease or oil lubrication, P0–P2 precision grades, and ISO9001:2008 certified. In stock and ready for OEM/ODM service.
Auto Bearing Factory: Tapered, Pillow Block, Thrust & Deep Groove Ball Bearings
Basic Info. Inner Diameter180 mm Outer Diameter300 mm Thickness95 mm Model NO.51101 8101 LubricationGrease or Oil MaterialBearing Steel Introduction High-precision thrust bearing with ISO9001:2008 certification. Features non-aligning design, separated structure, single-row configuration, and standard P0–P2 precision ratings. Ready for immediate shipment from stock.
OEM Chrome Thrust Ball Bearing 51411-51412 – High-Load, Precision-Made
Basic Info. Inner Diameter55 mm Outer Diameter120 mm Thickness48 mm Model NO.51411 / 51112 / 51212 / 51312 / 51412 LubricationGrease or Oil Load DirectionThrust Bearing Description High-precision thrust bearings made of bearing steel, suitable for axial load applications. Features P0–P2 precision ratings, Z1V1–Z3V3 vibration grades, ISO9001:2008 certification, and non-aligning, separated single-row design. Ready stock, OEM/ODM supported.
NSK 51108 Thrust Ball Bearing – Long-Life, High-Load
Basic Info. Inner Diameter40 mm Outer Diameter60 mm Thickness13 mm Model NO.51108 LubricationGrease or Oil Load DirectionThrust Bearing Description High-precision NSK thrust bearing (Japan origin), made of bearing steel, ISO9001:2008 certified. Suitable for high-load axial applications. Compact size (40×60×13 mm), in stock, supports OEM/ODM.
OEM/ODM Precision Thrust Ball Bearings 51136-51142
Basic Info. Inner Diameter180 mm Outer Diameter225 mm Thickness34 mm Model NO.51136, 51138, 51140, 51142 LubricationGrease or Oil Load DirectionThrust Bearing Introduction High-precision thrust bearing made of bearing steel, non-aligning and separated design. Suitable for axial load applications. Certified to ISO9001:2008, in stock, with OEM/ODM service available.
NSK Thrust Ball Bearing 51100–51208 | OEM/ODM Factory
Basic Info. Model NO.51208 Specification40×68×19 mm Load DirectionThrust Bearing MaterialBearing Steel OriginJapan CertificationISO9001:2008 Introduction High-precision thrust bearing (51208) with dimensions 40×68×19 mm, made of premium bearing steel. Designed for axial load applications, compliant with ISO9001:2008, and manufactured in Japan. Supports grease or oil lubrication, available in stock.
NSK 51144/51148/51152 Thrust Ball Bearings – Factory Price, High Load Capacity
Basic Info. Inner Diameter220 mm Outer Diameter270 mm Thickness37 mm Model NO.51144 / 51148 / 51152 LubricationGrease or Oil Precision RatingP0 / P6 / P5 / P4 / P2 Introduction High-precision thrust bearing made of bearing steel, manufactured in Japan. Features non-aligning design, separated structure, and ISO9001:2008 certification. Ideal for OEM/ODM applications with in-stock availability and robust production capacity.
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
🏷️
OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
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T/T · L/C · Alibaba
Flexible payment terms