3120-00-082-0648, BEARING,SLEEVE

National Stock Number:
3120-00-082-0648

Federal Supply Class:
3120

National Item Identification Number:
000820648

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:

9171035

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
BODY INSIDE DIAMETER	7.4000 INCHES MINIMUM AND 7.4200 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	7.7520 INCHES MINIMUM AND 7.7550 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED ALL CORNERS
HOLE DIAMETER	0.1250 INCHES NOMINAL FIRST
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
OVERALL LENGTH	0.8700 INCHES MINIMUM AND 0.9000 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-671,TYPE 2,CLASS 4 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	COPPER ALLOY 955 OVERALL
MATERIAL	OIL LUBRICATING LUBRICATION
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	125.0 MICROINCHES OVERALL
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL

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