U280 Tapered Roller Bearing

Comprehensive specifications and application details for: U280 Tapered Roller Bearing.

Summary

Explore detailed summary information for bearing: U280. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
U280
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-100-4149
Item Name Code
00021
Federal Item Identification Guide
A044A0
Assigment Date
01/01/1961

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.

0.1400 inches nominal cone corner radius, 2320-01-097-0248,2320-01-097-0249,2320-01-100-7672,2320-01-097-0260,2320-01-195-7641, hemtt family (heavy expanded mobility tactical trucks) end item identification, 0.0930 inches nominal backface corner radius, 1.6250 inches nominal bore diameter, 1.1772 inches nominal cone width

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-100-4149 . Find dimensions, materials, tolerances, performance characteristics, etc.

End Item Identification
2320-01-097-0248,2320-01-097-0249,2320-01-100-7672,2320-01-097-0260,2320-01-195-7641, hemtt family (heavy expanded mobility tactical trucks)
Backface Corner Radius
0.0930 inches nominal
Bore Diameter
1.6250 inches nominal
Cone Corner Radius
0.1400 inches nominal
Cone Width
1.1772 inches nominal
Cup Width
0.8750 inches nominal
Overall Outside Diameter
3.7500 inches nominal
Overall Width
1.0938 inches nominal
Material
steel overall
Retainer Fabrication Method
pressed
Standard Tolerance Designation
afbma class 2
Standout Width
0.2188 inches nominal
Style Designator
straight bore, normal angle

Frequently Asked Questions

Find quick answers to common questions about bearing: U280. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-100-4149?
The FSCG of the NSN 3110-00-100-4149 is 3110
Does the NSN 3110-00-100-4149 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-00-100-4149 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 3110-00-100-4149 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-100-4149 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 3110-00-100-4149 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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