3120-00-754-4693, BEARING,SLEEVE

2825-00-754-4694 DIAPHRAGM,STEAM TURBINE ENGINE

National Stock Number:
3120-00-754-4693

Federal Supply Class:
3120

National Item Identification Number:
007544693

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:

668J972A01	79500	WESTINGHOUSE ELECTRIC CORP
668J972A01	90099	NORTHROP GRUMMAN SYSTEMS CORPORATION
668J972PC01	79500	WESTINGHOUSE ELECTRIC CORP

Techincal Specification:

MATERIAL	TIN ALLOY UNS L13890 INNER LAYER
	STEEL OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-T-390 FED SPEC SINGLE MATERIAL RESPONSE INNER LAYER
	MIL-S-890,CL BS MIL SPEC SINGLE MATERIAL RESPONSE OUTER LAYER
STYLE DESIGNATOR	SEGMENTED, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	2.2500 INCHES NOMINAL
BODY OUTSIDE DIAMETER	2.2500 INCHES MINIMUM AND
	4.0630 INCHES MAXIMUM
BODY INSIDE DIAMETER	4.5000 INCHES MINIMUM AND
	4.5010 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES LEFT END SURFACE OF BODY
	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
	32.0 MICROINCHES RIGHT END SURFACE OF BODY
LUBRICATION MATERIAL	LUBRICATING OIL
THE MANUFACTURERS DATA
MANUFACTURERS CODE	90099
DESIGN CONTROL REFERENCE	668J972A01

Click here to Register for Free 30-day Trial