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National Stock Number:
3120-01-286-0909
Federal Supply Class:
3120
National Item Identification Number:
012860909
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:
| SSN593-520-1862475 PIECE 5 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.7570 INCHES MINIMUM AND 3.7620 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE OUTSIDE DIAMETER | 4.4900 INCHES MINIMUM AND 4.4950 INCHES MAXIMUM | | FLANGE WIDTH | 0.5000 INCHES NOMINAL | | HOLE DIAMETER | 0.2500 INCHES NOMINAL FIRST | | OVERALL LENGTH | 6.7500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 922 OVERALL | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | SURFACE FINISH | 63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES RIGHT END SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
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