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National Stock Number:
3120-01-212-0180
Federal Supply Class:
3120
National Item Identification Number:
012120180
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:
| 77643-70X9 PIECE 19 | 96169 | ELECTRIC BOAT CORPORATION | | SSN637-501-2159955 PIECE 19 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | BEARIUM B-8 FSCM 85373 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | OVERALL LENGTH | 1.0625 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.7510 INCHES MINIMUM AND | | 1.7515 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 1.3750 INCHES MINIMUM AND | | 1.3770 INCHES MAXIMUM | | FLANGE OUTSIDE DIAMETER | 2.5000 INCHES NOMINAL | | FLANGE WIDTH | 0.1875 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | ANTIROTATION/LUBRICATION TYPE AND QUANTITY | 4 HOLE | | HOLE DIAMETER | 0.1875 INCHES NOMINAL FIRST | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | 63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE | | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
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