3120-00-343-9754, BEARING,SLEEVE

National Stock Number:
3120-00-343-9754

Federal Supply Class:
3120

National Item Identification Number:
003439754

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:

1714018	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
1714018	79500	WESTINGHOUSE ELECTRIC CORP
1JH2178PC17	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
1JH2178PC17	79500	WESTINGHOUSE ELECTRIC CORP
1714018	88657	WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV
1714018	90099	NORTHROP GRUMMAN SYSTEMS CORPORATION
H3177355PC17	80064	NAVAL SHIP SYSTEMS COMMAND
90J86P112	90099	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 SLOT
BODY INSIDE DIAMETER	2.0000 INCHES MINIMUM AND 2.0010 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	2.7510 INCHES MINIMUM AND 2.7520 INCHES MAXIMUM
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE BODY CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER	3.2500 INCHES NOMINAL
FLANGE WIDTH	0.3110 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM
LUBRICANT ACCOMMODATION STYLE	GROOVED STRAIGHT AND CIRCULAR
OVERALL LENGTH	2.0000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-16541 MIL SPEC 1ST MATERIAL RESPONSE OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-T-390,GRADE 2 FED SPEC 2ND MATERIAL RESPONSE INNER LAYER
MATERIAL	COPPER ALLOY 922 OUTER LAYER
MATERIAL	OIL LUBRICATING LUBRICATION
MATERIAL	TIN ALLOY UNS L13890 INNER LAYER
SLOT LENGTH	1.6875 INCHES NOMINAL FIRST
SLOT WIDTH	0.2500 INCHES NOMINAL FIRST
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH	250.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH	250.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH	250.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE

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