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National Stock Number:
3120-00-869-2447
Federal Supply Class:
3120
National Item Identification Number:
008692447
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:
| 621C262H01 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 621C262H01 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 905J293 PIECE 24 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.3150 INCHES MINIMUM AND 2.3160 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 3.0015 INCHES MINIMUM AND 3.0020 INCHES MAXIMUM | | CORNER SHAPE | ROUND ALL CORNERS | | FLANGE OUTSIDE DIAMETER | 4.5000 INCHES NOMINAL | | FLANGE WIDTH | 0.9970 INCHES MINIMUM AND 1.0030 INCHES MAXIMUM | | OVERALL LENGTH | 3.4375 INCHES NOMINAL | | MATERIAL | STEEL OUTER LAYER | | MATERIAL | TIN ALLOY UNS L13890 INNER LAYER | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
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