657D678-018

Comprehensive specifications and application details for: 657D678-018 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 657D678-018. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
657D678-018
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-182-8534
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
09/23/1970

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

round all corners corner shape, tin alloy uns l13840 inner layer material, steel comp 1020 outer layer material, qq-s-635 fed spec single material response outer layer material document and classification, qq-t-390 fed spec single material response inner layer material document and classification

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-182-8534 . Find dimensions, materials, tolerances, performance characteristics, etc.

Corner Shape
round all corners
Material Document And Classification
qq-s-635 fed spec single material response outer layer
Material Document And Classification
qq-t-390 fed spec single material response inner layer
Material
steel comp 1020 outer layer
Material
tin alloy uns l13840 inner layer
Style Designator
segmented, plain, no outside flanges

Frequently Asked Questions

Find quick answers to common questions about bearing: 657D678-018. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-182-8534?
The FSCG of the NSN 3120-00-182-8534 is 3120
Does the NSN 3120-00-182-8534 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-182-8534 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 3120-00-182-8534 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-182-8534 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 3120-00-182-8534 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Sep 23, 1970

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