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  • When ordering more bearings,the discount will be greater.
    The delivery time is usually within 2 working days.
    100% genuine bearing guarantee!

  • Email: [email protected]

  • Shipping :DHL Fedex EMS/By Sea

  • Package :pallet, wooden case, industrial package or as customers' requirement

Bearing Description

We supply high-quality and best service for used precision balls bearing.used precision balls bearings are widely used in motor, industrial machinery, CNC lathes, high-precision processing machine, locomotive industry,industrial drive, agriculture, compressors, motors and generators, construction and other fields.

This series bearing of used precision balls bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. And used precision balls bearing have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine.

Bearing Stock

Bearing Packaging

1.industrial packing+industrial cartons+pallets
2.single brand box+brand cartons+pallets
3.follow customer's requests
A.Plastic Tubes or Single Boxes ( Usually 10pcs in one plastic tube for steel bearings);
B.Cartons ( No more than 30kg for one carton );
C. Pallet ( Usually more than 400kg totally will use pallet )
D. Delivery time :7-35 days ( by sea or by air )
Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, please contact us in advance.

Bearing Packaging

Bearing Quality

PRODUCTION : – Running in accordance with ISO 9001 quality system, the advanced production equipments, sophisticated processing technology, strict quality management system, skilled workers and innovative technical team, make our bearings in continuous quality improvement & technology development.
QUALITY CONTROL (Q/C) :- In accordance with ISO standards, we have professional Q/C staff, precision testing instruments and internal inspection system, the quality control is implemented in every process from material receiving to products packaging to ensure our bearings quality.

Bearing Quality

About Our Production

National Precision Bearing offers stainless steel for applications that require corrosion resistance.We have world class manufacuring facilities using latest technology, machines and equipments.

Our Bearing Factory Our Bearing Certificate Bearing Packaging

Hot Bearing Type

Bearing Materials - Ball Bearings - Precision Miniature Bearings

The most common material used to produce the load carrying components in precision ball bearings, roller bearings, and tapered roller bearings is 52100 chrome steel. These components are the bearings inner and outer rings, balls and rollers. The chemical composition of this steel has high carbon and about 1.5% chromium content.

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INDUSTRIAL Chuck

Since then, Jacobs chucks are widely used in various kind of drilling machines and tools. In 1942, Jacobs® designed the Super Chuck, the first precision ball-bearing industrial Chuck. It's still widely used in various industrial machining applications. Jacobs Industrial Chuck represents Reliability, Durability, High Precision, and a Solid

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ball bearings for sale | eBay

10 product ratings - 100 1/4" Inch G25 Precision Chromium Chrome Steel Bearing Balls AISI 52100. $5.95. Save up to 25% when you buy more. Buy It Now. Top Rated Plus.

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Ball Bearings - Grainger Industrial Supply

Ball screw support bearings are high-precision angular bearings used to support high loads and restrict axial movement for precise positioning for machining and other ball screw applications. Agricultural disc bearings are used in high-impact industrial applications where the bearing is exposed to high levels of dirt or other contaminants.

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What Are Precision Ball Bearings and Where Are They Used

A common category of precision bearings is ceramic or hybrid ball bearings, which are used in applications with challenging environments or strenuous conditions, such as underwater, vacuum, and high voltage environments.

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Bearing Materials - Ball Bearings - Precision Miniature Bearings

The most common material used to produce the load carrying components in precision ball bearings, roller bearings, and tapered roller bearings is 52100 chrome steel. These components are the bearings inner and outer rings, balls and rollers. The chemical composition of this steel has high carbon and about 1.5% chromium content.

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Super-precision bearings | SKF

Super-precision bearings With high running accuracy, high-speed performance and high system rigidity, SKF super-precision bearings are ideal for machine tools and other precision applications such as rolling mills, racing cars and marine vessels. The bearings also minimize noise, vibration and heat generation.

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Bal-tec - Bearing Steel for Steel Balls

Bearing Steel for Steel Balls C/S - Chrome Steel, 52100, Chrome. All of the above are common ways of describing the most widely used material for the manufacture of precision steel balls. It is a through hardening, fine grain, Martensitic steel.

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Industrial Ball Bearings & Roller Bearings for sale | eBay

Precision Ball Bearing. Miniature Ball Bearing. Tapered Roller Bearing Cup. Ball Screw Support Bearing. Go to next slide - Shop by Bearings Type. Shop by Bore Diameter.

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National Precision Bearing, industrial ball bearings

National Precision Bearing specializes in precision inch and metric ball bearings for miniature, aircraft and industrial applications. Aviation instrument bearings and dental bearings are extensively stocked. ABEC 3, 5, and 7 grade miniature bearings are available to support your needs.

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Linear Bearings - Linear Roller & Ball Bearings - Bearings Direct

Linear Ball Bearings: Bearings composed of an outer ring, steel balls, and a cage resulting in smooth and precise infinite linear motion. Commonly chosen for smooth linear motion in debris-free environments. When compared with linear sleeve bearings, linear ball bearings create less friction and can be run at higher speeds.

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ball bearings for sale | eBay

10 product ratings - 100 1/4" Inch G25 Precision Chromium Chrome Steel Bearing Balls AISI 52100. $5.95. Save up to 25% when you buy more. Buy It Now. Top Rated Plus.

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What Are Precision Ball Bearings and Where Are They Used

A common category of precision bearings is ceramic or hybrid ball bearings, which are used in applications with challenging environments or strenuous conditions, such as underwater, vacuum, and high voltage environments.

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Amazon: Marathon 5/8" Replacement Precision Ball Bearings

5/8"-Inch Precision Ball Bearings - Qty 4 Made of Hardened Steel - Double Inner-Raced Completely Sealed - No Need to Grease Ideal for Heavy Duty Loads, Every Day Use, Environments with Dust and Debris

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Precision Balls Manufacturer - Hartford Technologies

Precision Balls Precision metal balls are used in critical aeronautical bearings, guidance system balls for space and military applications, valves, automotive bearings, cosmetics, and other applications where higher precision is required. Precision Ball Grading Standards

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ball bearings for sale | eBay

10 product ratings - 100 1/4" Inch G25 Precision Chromium Chrome Steel Bearing Balls AISI 52100. $5.95. Save up to 25% when you buy more. Buy It Now. Top Rated Plus.

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