439B925P1 Sleeve Bearing

Comprehensive specifications and application details for: 439B925P1 Sleeve Bearing.

Summary

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Part Number: 439B925P1
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-227-7765
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 03/07/1986

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.

3.7480 inches minimum and 3.7490 inches maximum body outside diameter, 2.9990 inches minimum and 3.0000 inches maximum body inside diameter, 4.7600 inches nominal flange outside diameter, 1 hole antirotation/lubrication type and quantity, square all corners corner shape

Datasheet

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Antirotation/Lubrication Type And Quantity: 1 hole
Body Inside Diameter: 2.9990 inches minimum and 3.0000 inches maximum
Body Outside Diameter: 3.7480 inches minimum and 3.7490 inches maximum
Corner Shape: square all corners
Flange Outside Diameter: 4.7600 inches nominal
Flange Width: 0.3200 inches nominal
Hole Diameter: 0.1960 inches nominal first
Overall Length: 2.1800 inches nominal
Material Document And Classification: mil-s-861 mil spec single material response or b50a-422-c,fscm 01289 assn std single material response overall
Material: steel comp 422 overall
Special Features: body od undercut to 3.720 in. nom od and 1.100 in. lg at right end; hole countersunk to 0.344 in. nom od
Style Designator: solid, external flange one end
Surface Finish: 63.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches left end surface of body and flange
Surface Finish: 63.0 microinches right end surface of left flange

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-227-7765?: The FSCG of the NSN 3120-01-227-7765 is 3120

Does the NSN 3120-01-227-7765 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-01-227-7765 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 3120-01-227-7765 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-227-7765 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.