3120-01-204-8906, BEARING,SLEEVE

National Stock Number:
3120-01-204-8906

Federal Supply Class:
3120

National Item Identification Number:
012048906

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:

1213C1481 FIND 12	03538	LOCKHEED MARTIN CORPORATION
1213C1481 FIND 12	54497	MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS
MS35772-41	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BODY INSIDE DIAMETER	0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.6895 INCHES MINIMUM AND 0.6905 INCHES MAXIMUM
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
CORNER SHAPE	UNDERCUT LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER	0.8075 INCHES MINIMUM AND 0.8175 INCHES MAXIMUM
FLANGE WIDTH	0.0888 INCHES MINIMUM AND 0.0988 INCHES MAXIMUM
OVERALL LENGTH	0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 932 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

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