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National Stock Number:
3120-01-078-5172
Federal Supply Class:
3120
National Item Identification Number:
010785172
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:
| 123-4775391 ITEM 13 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 4775391 PC 13 | 71905 | DERBYSHIRE MACHINE & TOOL CO | | 87547-1124 ITEM 13 | 71905 | DERBYSHIRE MACHINE & TOOL CO | | 87547-1124 ITEM 13 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.8630 INCHES MINIMUM AND 2.8660 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 3.5650 INCHES MINIMUM AND 3.5660 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | OVERALL LENGTH | 2.7500 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SPECIAL FEATURES | ELLIPTICAL BORE,OFFSET 0.1600 IN. OFF CENTER IN TWO PLACES 180 DEG APART | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 63.0 MICROINCHES OVERALL |
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