3120-00-720-3470, BEARING,SLEEVE

National Stock Number:
3120-00-720-3470

Federal Supply Class:
3120

National Item Identification Number:
007203470

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:

720-3470MD	59155	MARINE DIESEL, INC.
SG3859REVAPC11	16712	SIEMENS ENERGY, INC.
SG3859REVAPC11	59180	CIRCOR PUMPS NORTH AMERICA LLC
W122N7	15330	IMO INDUSTRIES INC DELROYD WORM GEAR DIV
W122N7	16712	SIEMENS ENERGY, INC.

Techincal Specification:

MATERIAL	COPPER ALLOY 943 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	1.9375 INCHES NOMINAL
BODY OUTSIDE DIAMETER	3.5610 INCHES MINIMUM AND
	3.5620 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.8125 INCHES MINIMUM AND
	2.8137 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	4.9900 INCHES MINIMUM AND
	5.0000 INCHES MAXIMUM
FLANGE WIDTH	0.3130 INCHES MINIMUM AND
	0.3180 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	SQUARE INSIDE RIGHT CORNER
	SQUARE INSIDE LEFT CORNER
	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
	SQUARE LEFT FLANGE BODY CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
HOLE DIAMETER	0.5000 INCHES NOMINAL FIRST
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
	125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
	250.0 MICROINCHES RIGHT END SURFACE OF BODY
	125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
LUBRICATION MATERIAL	LUBRICANT, MANUFACTURERS STANDARD
LUBRICANT ACCOMMODATION STYLE	GROOVED OPEN ONE END
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL
SPECIAL FEATURES	REFERENCE SPCC PROCUREMENT SPEC 3120-720-3470 FOR ADDITIONALDESIGN DATA

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