3120-00-347-5828, BEARING,SLEEVE

National Stock Number:
3120-00-347-5828

Federal Supply Class:
3120

National Item Identification Number:
003475828

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:

227282	44674	THE OILGEAR COMPANY
7737616	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	8 HOLE
BODY INSIDE DIAMETER	0.3750 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.9360 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
HARDNESS RATING	50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
HOLE DIAMETER	0.1250 INCHES NOMINAL FIRST
OVERALL LENGTH	1.9980 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-746,COMP D FED SPEC ALL MATERIAL RESPONSES AND QQ-S-628,CL B FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	COPPER ALLOY 524 OR STEEL COMP O6 OVERALL
SURFACE FINISH	16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	32.0 MICROINCHES EXTERNAL CYLINDRICAL SURFACE
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

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