3120-00-774-4794, BEARING,SLEEVE

National Stock Number:
3120-00-774-4794

Federal Supply Class:
3120

National Item Identification Number:
007744794

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:

301978	02978	RENK AMERICA LLC
7744794	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

BODY INSIDE DIAMETER	2.7990 INCHES MINIMUM AND 2.8090 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	3.1270 INCHES MINIMUM AND 3.1290 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
LEFT INTERNAL FLANGE HOLE DIAMETER	2.5000 INCHES NOMINAL
LEFT INTERNAL FLANGE WIDTH	0.1520 INCHES MINIMUM AND 0.1570 INCHES MAXIMUM
OVERALL LENGTH	0.6800 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-671 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 954 OVERALL
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END

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