2B1-05978

Comprehensive specifications and application details for: 2B1-05978 Thrust Washer Bearing.

Summary

Explore detailed summary information for bearing: 2B1-05978. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
2B1-05978
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-449-7795
Item Name Code
13211
Federal Item Identification Guide
A045A0
Assigment Date
10/15/1997

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.

round center hole shape style, 0.6875 inches nominal diameter, 1.5000 inches nominal outside diameter, square all corners corner shape, rectangular cross-sectional shape style

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-449-7795 . Find dimensions, materials, tolerances, performance characteristics, etc.

Center Hole Shape Style
round
Corner Shape
square all corners
Cross-Sectional Shape Style
rectangular
Diameter
0.6875 inches nominal
Outside Diameter
1.5000 inches nominal
Overall Thickness
0.1200 inches minimum and 0.1250 inches maximum
Material
copper alloy 932 overall
Style Designator
round

Frequently Asked Questions

Find quick answers to common questions about bearing: 2B1-05978. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-449-7795?
The FSCG of the NSN 3120-01-449-7795 is 3120
Does the NSN 3120-01-449-7795 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105008
Does NSN 3120-01-449-7795 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 3120-01-449-7795 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-449-7795 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 3120-01-449-7795 was assigned to the Federal Catalog?
It was assigned 27 years ago, on Wed, Oct 15, 1997

Price & Availability

Fill out the form to get pricing and availability details for the bearing: 2B1-05978

Popular Bearings

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

5Z5717707 ITEM 255
3110-01-346-9353
Cylindrical Roller Bearing
5Z5717707 ITEM 256
3110-01-346-9354
Cylindrical Roller Bearing
6
3110-00-156-5307
Annular Ball Bearing
6.0-51-06
3120-01-140-9936
Sleeve Bearing
6-0-51-M11 PIECE 16
3120-01-313-0783
Sleeve Bearing
6.00-1004-U
3120-01-394-3334
Sleeve Bearing
6-0002
3120-01-211-1568
Sleeve Bushing
6.0039
3110-01-364-3137
Thrust Roller Bearing
6-017-35-01-3-5
3120-01-267-0026
Sleeve Bushing
6-0313-1
3120-01-488-2969
Rod End Plain Bearing
6-0320-04-0-6203
3110-00-516-5289
Annular Ball Bearing
6.0320.04.0.6206
3110-01-239-8513
Annular Ball Bearing
6.0320.04.5.6204
3110-01-239-8750
Annular Ball Bearing
6.0325.10.0.0055
3110-01-246-4325
Bearing Ball
6.0325.10.0.0110
3110-01-237-8106
Bearing Ball