3120-01-048-9755, BEARING,SLEEVE

National Stock Number:
3120-01-048-9755

Federal Supply Class:
3120

National Item Identification Number:
010489755

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.

Manufacturer Information:

16L009-37

81755

LOCKHEED MARTIN CORPORATION

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	4 HOLE
BODY INSIDE DIAMETER	2.1265 INCHES MINIMUM AND 2.1275 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	2.3132 INCHES MINIMUM AND 2.3144 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER	2.8000 INCHES NOMINAL
FLANGE WIDTH	0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM
HOLE DIAMETER	0.0990 INCHES NOMINAL FIRST
OVERALL LENGTH	0.7370 INCHES MINIMUM AND 0.7420 INCHES MAXIMUM
MATERIAL	COPPER ALLOY 863 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH	125.0 MICROINCHES OVERALL
SURFACE TREATMENT	CADMIUM OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT	CADMIUM OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE TREATMENT	CADMIUM RIGHT END SURFACE OF LEFT FLANGE

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