RD46257

View detailed technical data, stock status, and sourcing information for: RD46257
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-143-2990

Item Name Code

00028

Assigment Date

01/01/1961 (65 years ago)

The inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.

2.5000 inches nominal overall outside diameter, 1.7600 inches nominal overall width, ground surface finish, 2.0000 inches nominal bore diameter, straight bore shape

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Width: 1.7600 inches nominal
Bore Diameter: 2.0000 inches nominal
Overall Outside Diameter: 2.5000 inches nominal
Surface Finish: ground
Bore Shape: straight
Standard Tolerance Designation: afbma std tolerance for industrial needle bearings
Special Features: one oil hole; oil groove on id
Material: steel overall
Style Designator: solid inner race, with bore chamfer, journal and needle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-842-0901	No Name Available	11/01/1978
3110-00-881-4898	No Name Available	03/01/1982
3895-00-889-6631	No Name Available	07/11/1971

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1002912-02	Inner Bearing Ring
10108499-2	Inner Bearing Ring
10917068	Inner Bearing Ring
298-278-2	Inner Bearing Ring
46257	Inner Bearing Ring
9HE282	Inner Bearing Ring
IR324028	Inner Bearing Ring
MC10	Inner Bearing Ring
MI32	Inner Bearing Ring
RD46257	Inner Bearing Ring

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-143-2990?

The FSCG of the NSN 3110-00-143-2990 is 3110

Does the NSN 3110-00-143-2990 have a Schedule B code assigned?

Yes, the Schedule B code is 8482991010

Does NSN 3110-00-143-2990 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3110-00-143-2990 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-143-2990 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3110-00-143-2990 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961