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National Stock Number:
3120-01-087-7059
Federal Supply Class:
3120
National Item Identification Number:
010877059
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:
| 519-4643331 ITEM 20 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87511-0105 ITEM 20 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | OVERALL LENGTH | 2.2500 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 21.9920 INCHES MINIMUM AND | | 21.9960 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 20.8700 INCHES MINIMUM AND | | 20.87500 INCHES MAXIMUM | | CORNER SHAPE | CHAMFERED ALL CORNERS | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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