25890

Comprehensive specifications and application details for: 25890 Thrust Washer Bearing.

Summary

Explore detailed summary information for bearing: 25890. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
25890
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-390-7646
Item Name Code
13211
Assigment Date
05/26/1994

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.

3120-01-390-7646, thrust washer bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 25890. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-390-7646?
The FSCG of the NSN 3120-01-390-7646 is 3120
Does the NSN 3120-01-390-7646 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105008
Does NSN 3120-01-390-7646 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 3120-01-390-7646 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-390-7646 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 3120-01-390-7646 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Thu, May 26, 1994

Price & Availability

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