3110-00-143-2990 Inner Bearing Ring

Comprehensive specifications and application details for NSN: 3110-00-143-2990.

Summary

Explore detailed summary information for bearing: 3110-00-143-2990. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-00-143-2990
Item Name Code: 00028
Federal Item Identification Guide: A044A0
Assigment Date: 01/01/1961

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

straight bore shape, 1.7600 inches nominal overall width, 2.0000 inches nominal bore diameter, 2.5000 inches nominal overall outside diameter, steel overall material

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-143-2990 . Find dimensions, materials, tolerances, performance characteristics, etc.

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

Replaces

The NSN 3110-00-143-2990 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3110-00-842-0901	No Name Available	11/01/1978
3110-00-881-4898	No Name Available	03/01/1982

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

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

Frequently Asked Questions

Find quick answers to common questions about bearing: 3110-00-143-2990. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

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.