3120-01-215-7377, BEARING,SLEEVE

National Stock Number:
3120-01-215-7377

Federal Supply Class:
3120

National Item Identification Number:
012157377

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:

SSN593-204-1863253 PIECE 12	81316	PORTSMOUTH NAVAL SHIPYARD
SSN612-204-1945194 PIECE 12	81316	PORTSMOUTH NAVAL SHIPYARD

Techincal Specification:

MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER
	COPPER ALLOY 934 OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-16261,GRADE 2 MIL SPEC SINGLE MATERIAL RESPONSE OUTER LAYER
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	2.7500 INCHES NOMINAL
BODY OUTSIDE DIAMETER	2.2506 INCHES MINIMUM AND
	2.2514 INCHES MAXIMUM
BODY INSIDE DIAMETER	1.6250 INCHES MINIMUM AND
	1.6260 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	2.6250 INCHES NOMINAL
FLANGE WIDTH	0.1240 INCHES MINIMUM AND
	0.1250 INCHES MAXIMUM
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	SQUARE INSIDE RIGHT CORNER
	SQUARE INSIDE LEFT CORNER
	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
	ROUND LEFT FLANGE BODY CORNER
SURFACE FINISH	63.0 MICROINCHES OVERALL

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