143-110 REF 4A1

Comprehensive specifications and application details for: 143-110 REF 4A1 Tapered Roller Bearing.

Summary

Explore detailed summary information for bearing: 143-110 REF 4A1. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
143-110 REF 4A1
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-829-9921
Item Name Code
00021
Federal Item Identification Guide
A044A0
Assigment Date
09/08/1967

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes:bearing,roller,thrust.

2.5000 inches nominal bore diameter, 0.1300 inches nominal backface corner radius, 1.8125 inches nominal cone width, 0.1400 inches nominal cone corner radius, 1.4375 inches nominal cup width

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-829-9921 . Find dimensions, materials, tolerances, performance characteristics, etc.

Backface Corner Radius
0.1300 inches nominal
Bore Diameter
2.5000 inches nominal
Cone Corner Radius
0.1400 inches nominal
Cone Width
1.8125 inches nominal
Cup Width
1.4375 inches nominal
Overall Outside Diameter
5.3750 inches nominal
Overall Width
1.8125 inches nominal
Material
steel overall
Retainer Fabrication Method
pressed
Standard Tolerance Designation
afbma class 2
Standout Width
0.3750 inches nominal
Style Designator
straight bore, normal angle

Frequently Asked Questions

Find quick answers to common questions about bearing: 143-110 REF 4A1. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-829-9921?
The FSCG of the NSN 3110-00-829-9921 is 3110
Does the NSN 3110-00-829-9921 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-00-829-9921 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 3110-00-829-9921 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-829-9921 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 3110-00-829-9921 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Fri, Sep 8, 1967

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