3120-01-178-2125 Sleeve Bearing

Comprehensive specifications and application details for NSN: 3120-01-178-2125.

Summary

Explore detailed summary information for bearing: 3120-01-178-2125. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-178-2125
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 05/02/1984

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.

0.3740 inches minimum and 0.3745 inches maximum body outside diameter, ams 5643 cond h-1025 assn std single material response outer layer material document and classification, 4.3480 inches minimum and 4.3530 inches maximum overall length, 0.2500 inches minimum and 0.2510 inches maximum body inside diameter, square all corners corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-178-2125 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.2500 inches minimum and 0.2510 inches maximum
Body Outside Diameter: 0.3740 inches minimum and 0.3745 inches maximum
Corner Shape: square all corners
Overall Length: 4.3480 inches minimum and 4.3530 inches maximum
Material Document And Classification: ams 5643 cond h-1025 assn std single material response outer layer
Material: plastic polytetrafluoroethylene inner layer
Material: steel comp 630 outer layer
Specification/Standard Data: 76301-st4-167 manufacturers standard
Style Designator: solid, plain, no outside flanges
Surface Finish: 8.0 microinches outside diameter surface of body
Surface Treatment Document And Classification: qq-c-320 cl 2 fed spec single treatment response outside diameter surface of body
Surface Treatment: chromium outside diameter surface of body

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
ST4M167P4-4055	Sleeve Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-178-2125. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-178-2125?: The FSCG of the NSN 3120-01-178-2125 is 3120

Does the NSN 3120-01-178-2125 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-01-178-2125 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 3120-01-178-2125 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-178-2125 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.