51557 Sleeve Bearing

Comprehensive specifications and application details for: 51557 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 51557. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 51557
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-356-3499
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

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.

0.3105 inches minimum and 0.3120 inches maximum body outside diameter, square all corners corner shape, 0.1825 inches nominal overall length, 0.1405 inches minimum and 0.1410 inches maximum body inside diameter, 0.1178 inches nominal flange width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-356-3499 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.1405 inches minimum and 0.1410 inches maximum
Body Outside Diameter: 0.3105 inches minimum and 0.3120 inches maximum
Corner Shape: square all corners
Flange Width: 0.1178 inches nominal
Overall Length: 0.1825 inches nominal
Material Document And Classification: astm b150 assn std single material response overall
Material: copper alloy 642 overall
Width Across Flats: 0.4375 inches nominal
Style Designator: hexagon shaped flange, external flange one end
Surface Finish: 32.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches left end surface of body and flange
Surface Finish: 63.0 microinches outside diameter surface of body
Surface Finish: 63.0 microinches outside diameter surface of flange
Surface Finish: 63.0 microinches right end surface of body
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 3120-00-356-3499?: The FSCG of the NSN 3120-00-356-3499 is 3120

Does the NSN 3120-00-356-3499 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-356-3499 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 3120-00-356-3499 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-356-3499 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.