3120-01-277-4434, BEARING,SLEEVE

National Stock Number:
3120-01-277-4434

Federal Supply Class:
3120

National Item Identification Number:
012774434

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:

2285-306 PIECE 9,10,11

43689

HUNTINGTON INGALLS INC

Techincal Specification:

MATERIAL	COBALT COMP 6 INNER LAYER
	PLASTIC POLYTETRAFLUOROETHYLENE AND
	PLASTIC POLYETHYLENE TEREPHTHALATE INTERMEDIATE LAYER
	NICKEL ALLOY 400 OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	1.2500 INCHES NOMINAL
BODY OUTSIDE DIAMETER	7.2480 INCHES MINIMUM AND
	7.2490 INCHES MAXIMUM
BODY INSIDE DIAMETER	5.0000 INCHES MINIMUM AND
	5.0010 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE LEFT CORNER
	CHAMFERED OUTSIDE RIGHT CORNER
	CHAMFERED INSIDE RIGHT CORNER
	CHAMFERED INSIDE LEFT CORNER
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SPECIAL FEATURES	DIAGONALLY SPLIT BEARING

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