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National Stock Number:
3120-01-216-5262
Federal Supply Class:
3120
National Item Identification Number:
012165262
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:
| 71774-30X4 PIECE 6 | 96169 | ELECTRIC BOAT CORPORATION | | SSN671-300-2047866 PIECE 6 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.0000 INCHES MINIMUM AND 2.0020 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.4994 INCHES MINIMUM AND 2.5000 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE OUTSIDE DIAMETER | 3.2500 INCHES NOMINAL | | FLANGE WIDTH | 0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM | | OVERALL LENGTH | 1.1250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | BEARIUM B-8,FSCM 85373 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | STYLE DESIGNATOR | SOLID, 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 |
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