3120-01-227-7765, BEARING,SLEEVE

National Stock Number:
3120-01-227-7765

Federal Supply Class:
3120

National Item Identification Number:
012277765

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:

439B925P1	01289	GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
439B925P1	17454	TIMKEN GEARS & SERVICES INC.

Techincal Specification:

STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	2.1800 INCHES NOMINAL
BODY OUTSIDE DIAMETER	3.7480 INCHES MINIMUM AND
	3.7490 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.9990 INCHES MINIMUM AND
	3.0000 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	4.7600 INCHES NOMINAL
FLANGE WIDTH	0.3200 INCHES NOMINAL
CORNER SHAPE	SQUARE ALL CORNERS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
HOLE DIAMETER	0.1960 INCHES NOMINAL FIRST
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
	63.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SPECIAL FEATURES	BODY OD UNDERCUT TO 3.720 IN. NOM OD AND 1.100 IN. LG AT RIGHT END; HOLE COUNTERSUNK TO 0.344 IN. NOM OD
MATERIAL	STEEL COMP 422 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-861 MIL SPEC SINGLE MATERIAL RESPONSE OR
	B50AM422-C,FSCM 01289 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

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