3120-00-739-3847, BEARING,SLEEVE

National Stock Number:
3120-00-739-3847

Federal Supply Class:
3120

National Item Identification Number:
007393847

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:

7393847

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

MATERIAL	COPPER ALLOY 510 OVERALL
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	5.9844 INCHES MINIMUM AND
	6.0000 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	15.0020 INCHES MINIMUM AND
	15.0040 INCHES MAXIMUM
BODY INSIDE DIAMETER	14.2640 INCHES MINIMUM AND
	14.2670 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED ALL CORNERS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	3 HOLE
HOLE DIAMETER	0.3750 INCHES NOMINAL FIRST
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	250.0 MICROINCHES LEFT END SURFACE OF BODY
	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
	250.0 MICROINCHES RIGHT END SURFACE OF BODY
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
SURFACE GROOVE LOCATION AND QUANTITY	2 INTERNAL
CRITICALITY CODE JUSTIFICATION	ADAR AND
	ADAS

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