3120-01-328-4578, BEARING,SLEEVE

National Stock Number:
3120-01-328-4578

Federal Supply Class:
3120

National Item Identification Number:
013284578

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:

256-6603687-VHBM-82	53711	NAVAL SEA SYSTEMS COMMAND
5959304-72	96169	ELECTRIC BOAT CORPORATION
803-5959304-X-72	53711	NAVAL SEA SYSTEMS COMMAND
803-5959304-X-72	8X098	TRIUMPH MANUFACTURING COMPANY, INC.

Techincal Specification:

MATERIAL	COPPER ALLOY UNS C63200 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	2.2500 INCHES NOMINAL
BODY OUTSIDE DIAMETER	2.8760 INCHES MINIMUM AND
	2.8770 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.6250 INCHES MINIMUM AND
	2.6270 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	3.7500 INCHES NOMINAL
FLANGE WIDTH	0.3730 INCHES MINIMUM AND
	0.3750 INCHES MAXIMUM
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	SQUARE INSIDE RIGHT CORNER
	CHAMFERED INSIDE LEFT CORNER
	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
	SQUARE LEFT FLANGE BODY CORNER
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
LUBRICANT ACCOMMODATION STYLE	GROOVED CLOSED BOTH ENDS
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL

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