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National Stock Number:
3120-00-990-9004
Federal Supply Class:
3120
National Item Identification Number:
009909004
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:
| 39-15562-1 | 82918 | THE BOEING COMPANY |
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Techincal Specification:
| ANTIROTATION/LUBRICATION TYPE AND QUANTITY | 6 HOLE | | BODY INSIDE DIAMETER | 4.8360 INCHES MINIMUM AND 4.8390 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 5.6680 INCHES MINIMUM AND 5.6720 INCHES MAXIMUM | | CORNER SHAPE | ROUND ALL CORNERS | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL | | HOLE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2540 INCHES MAXIMUM FIRST | | OVERALL LENGTH | 2.9500 INCHES NOMINAL | | MATERIAL | STEEL COMP E4340 OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | NICKEL OVERALL |
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