3120-00-388-6038, BEARING,SLEEVE

National Stock Number:
3120-00-388-6038

Federal Supply Class:
3120

National Item Identification Number:
003886038

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:

731372PC1	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
731372PC1	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

BODY INSIDE DIAMETER	0.5010 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.6255 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
HARDNESS RATING	80.0 ROCKWELL B NOMINAL OVERALL
OVERALL LENGTH	0.6100 INCHES MINIMUM AND 0.6200 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-6946,GRADE B1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY OVERALL
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES RIGHT END SURFACE OF BODY

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