3120-00-831-0260, BEARING,SLEEVE

National Stock Number:
3120-00-831-0260

Federal Supply Class:
3120

National Item Identification Number:
008310260

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:

8683983

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
BODY INSIDE DIAMETER	3.0000 INCHES MINIMUM AND 3.0040 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	3.6280 INCHES MINIMUM AND 3.6300 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED ALL CORNERS
CRITICALITY CODE JUSTIFICATION	ABHP AND ADAR AND ADAS
HOLE DIAMETER	0.3120 INCHES NOMINAL FIRST
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR AND GROOVED FIGURE 8
OVERALL LENGTH	2.8020 INCHES MINIMUM AND 2.8070 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-13501 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 510 OVERALL
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	125.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH	125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE GROOVE LOCATION AND QUANTITY	1 EXTERNAL

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