254-8 Tapered Roller Cone and Rollers

Comprehensive specifications and application details for: 254-8 Tapered Roller Cone and Rollers.

Summary

Explore detailed summary information for bearing: 254-8. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 254-8
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-00-100-0743
Item Name Code: 00023
Federal Item Identification Guide: A044A0
Assigment Date: 01/01/1961

An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).

0.1406 inches nominal cone corner radius, 1.0100 inches nominal cone width, afbma class 2 standard tolerance designation, steel overall material, 1.5000 inches nominal bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-100-0743 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 1.5000 inches nominal
Cone Corner Radius: 0.1406 inches nominal
Cone Width: 1.0100 inches nominal
Material: steel overall
Standard Tolerance Designation: afbma class 2
Style Designator: normal angle

Replaces

The NSN 3110-00-100-0743 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3110-00-111-5147	No Name Available	02/01/1976
3110-00-659-6958	No Name Available	09/07/1974
3110-00-759-5831	No Name Available	02/01/1977
3110-00-843-6064	No Name Available	08/02/1967
3110-00-843-7819	No Name Available	10/16/1971
3110-00-844-0343	No Name Available	09/19/1971
3110-00-896-8018	No Name Available	10/24/1971

Frequently Asked Questions

Find quick answers to common questions about bearing: 254-8. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-100-0743?: The FSCG of the NSN 3110-00-100-0743 is 3110

Does the NSN 3110-00-100-0743 have a Schedule B code assigned?: Yes, the Schedule B code is 8482800080

Does NSN 3110-00-100-0743 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 3110-00-100-0743 contain precious materials?: Precious metal content is unknown

Does NSN 3110-00-100-0743 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.