91124 Thrust Washer Bearing

Comprehensive specifications and application details for: 91124 Thrust Washer Bearing.

Summary

Explore detailed summary information for bearing: 91124. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
91124
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-073-8298
Item Name Code
13211
Federal Item Identification Guide
A045A0
Assigment Date
12/04/1967

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

0.3150 inches minimum and 0.3350 inches maximum flange thickness, round center hole shape style, 10.7500 inches minimum and 10.7520 inches maximum diameter, shouldered cross-sectional shape style, 11.5430 inches minimum and 11.5480 inches maximum outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-073-8298 . Find dimensions, materials, tolerances, performance characteristics, etc.

Center Hole Shape Style
round
Cross-Sectional Shape Style
shouldered
Diameter
10.7500 inches minimum and 10.7520 inches maximum
Flange Thickness
0.3150 inches minimum and 0.3350 inches maximum
Outside Diameter
11.5430 inches minimum and 11.5480 inches maximum
Overall Thickness
1.0100 inches minimum and 1.0500 inches maximum
Shank Outside Diameter
10.9880 inches minimum and 10.9900 inches maximum
Special Features
three matched 120 deg segments identified w/a common serial no.
Style Designator
round
Surface Finish
125.0 microinches overall

Frequently Asked Questions

Find quick answers to common questions about bearing: 91124. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-073-8298?
The FSCG of the NSN 3120-00-073-8298 is 3120
Does the NSN 3120-00-073-8298 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105008
Does NSN 3120-00-073-8298 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 3120-00-073-8298 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-073-8298 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 3120-00-073-8298 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Mon, Dec 4, 1967

Price & Availability

Fill out the form to get pricing and availability details for the bearing: 91124

Stock Availability

This product is available in the following quantities and conditions:

New Material 151
New Surplus 201
Serviceable 6
As Removed 1
Total 359
Availability of this item was last updated on: 04/10/2026 06:04 PM EDT. Availability may have changed since then. Request a quote for up to date pricing and availability.

Popular Bearings

Browse our selection of high-demand, high-performance bearings:

N9593
3110-01-497-3572
Annular Ball Bearing
N9613
3110-01-570-4487
Tapered Roller Bearing
N9622PC14
3120-00-661-9647
Thrust Washer Bearing
N9622PC7
3120-00-470-0992
Sleeve Bushing
N9623
3120-01-524-8408
Sleeve Bushing
N9623PC14
3120-00-661-9647
Thrust Washer Bearing
N9626
3110-01-570-4490
Slewing Ring Bearing
N9645
3120-01-555-8196
Self-Aligning Plain Bearing
N9648PC527
3110-00-156-8120
Annular Ball Bearing
N966-83
3110-00-155-9062
Self-Aligning Roller Bearing
N966-92
3110-00-278-6800
Self-Aligning Roller Bearing
N9662PC43
3120-00-287-6899
Sleeve Bearing
N9667PC43
3120-00-287-6899
Sleeve Bearing
N9693
3120-01-577-3270
Sleeve Bushing
N9755
3110-01-708-4649
Bearing Retainer and Rollers