3120-00-072-6985, BEARING,SLEEVE

National Stock Number:
3120-00-072-6985

Federal Supply Class:
3120

National Item Identification Number:
000726985

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:

395-0633	16712	SIEMENS ENERGY, INC.
395-0633	17454	TIMKEN GEARS & SERVICES INC.
55280-0018	16712	SIEMENS ENERGY, INC.
D56538PC1T05	16712	SIEMENS ENERGY, INC.
55280-0018	17454	TIMKEN GEARS & SERVICES INC.

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
BODY INSIDE DIAMETER	6.0000 INCHES MINIMUM AND 6.0010 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	7.7490 INCHES MINIMUM AND 7.7500 INCHES MAXIMUM
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
OVERALL LENGTH	5.0000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-890,CL B MIL SPEC SINGLE MATERIAL RESPONSE OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-T-390,GR 2 FED SPEC SINGLE MATERIAL RESPONSE INNER LAYER
MATERIAL	STEEL OUTER LAYER
MATERIAL	TIN ALLOY UNS L13890 INNER LAYER
STYLE DESIGNATOR	SEGMENTED, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	125.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH	125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

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