3120-00-385-7719, BEARING,SLEEVE

National Stock Number:
3120-00-385-7719

Federal Supply Class:
3120

National Item Identification Number:
003857719

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:

7186763

19204

ARMY, UNITED STATES DEPARTMENT OF THE

Techincal Specification:

MATERIAL	COPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-5687,T1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	4.5000 INCHES NOMINAL
BODY OUTSIDE DIAMETER	2.7515 INCHES MINIMUM AND
	2.7530 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.2515 INCHES MINIMUM AND
	2.2530 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
HOLE DIAMETER	0.2500 INCHES NOMINAL FIRST
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES LEFT END SURFACE OF BODY
	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES RIGHT END SURFACE OF BODY
LUBRICATION MATERIAL	LUBRICATING OIL, MIL-L-11773
LUBRICANT ACCOMMODATION STYLE	GROOVED CLOSED BOTH ENDS
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL
CRITICALITY CODE JUSTIFICATION	ADAR AND
	ADAS

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