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National Stock Number:
3120-01-241-6497
Federal Supply Class:
3120
National Item Identification Number:
012416497
Description:
BEARING,SLEEVE
Detail:
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.
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Manufacturer Information:
| SSN593-520-1862106 PIECE 8 | 53711 | NAVAL SEA SYSTEMS COMMAND | | SSN593-520-1862106 PIECE 8 | 81316 | PORTSMOUTH NAVAL SHIPYARD | | SSN612-520-1945957 PIECE 8 | 53711 | NAVAL SEA SYSTEMS COMMAND | | SSN612-520-1945957 PIECE 8 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 938 OUTER LAYER | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | OVERALL LENGTH | 1.2500 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.1250 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.8750 INCHES MINIMUM AND | | 0.8760 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | SURFACE FINISH | 63.0 MICROINCHES OVERALL |
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