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.

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

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:

04-25-000
3120-01-536-3085
Linear-Rotary Motion Roller
04-30-020
3110-01-494-4536
Needle Roller Bearing
04-350-0
3110-00-411-2453
Diesel Engi Bearing
04-350-01-0A
3120-00-250-5577
Bearing
04-350-01-0F
3120-00-286-0494
Sleeve Bearing Set
04-50027-00
3130-01-585-3419
Plain Bearing Unit
04-50029-00
3110-01-688-2754
Annular Ball Bearing
04-55001-001
3110-00-618-0248
Tapered Roller Cone and Rollers
04-55002-001
3110-00-293-8998
Tapered Roller Cone and Rollers
04-570011-DN
3110-01-315-8673
Annular Ball Bearing
04-60008-32
3120-01-585-2553
Spherical Plain Bearing
04 603 00 03
3110-01-177-1564
Annular Ball Bearing
04-651-353-2
3110-01-643-4921
Rod End Ball Bearing
04-651-353-2W
3120-00-662-6000
Rod End Plain Bearing
04-711-613-2
3120-01-521-2428
Rod End Plain Bearing