3120-00-528-6646, BEARING,SLEEVE

National Stock Number:
3120-00-528-6646

Federal Supply Class:
3120

National Item Identification Number:
005286646

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:

8445021-21	0BR59	SIEMENS GOVERNMENT TECHNOLOGIES, INC.
8445021-21	830Q4	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
8445021P21AND6647483	24446	GENERAL ELECTRIC COMPANY
8445021P21AND6647483	71669	GENERAL ELECTRIC CO SWITCHGEAR AND CONTROL DIVISION OF APPARATUS GROUP
AV7S61-105PC11	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

MATERIAL	COPPER ALLOY 934 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-16261 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	2.7500 INCHES NOMINAL
BODY OUTSIDE DIAMETER	2.2510 INCHES MINIMUM AND
	2.2515 INCHES MAXIMUM
BODY INSIDE DIAMETER	1.7490 INCHES MINIMUM AND
	1.7500 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	2.5260 INCHES MINIMUM AND
	2.5310 INCHES MAXIMUM
FLANGE WIDTH	0.1870 INCHES NOMINAL
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	CHAMFERED INSIDE RIGHT CORNER
	SQUARE INSIDE LEFT CORNER
	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
	SQUARE LEFT FLANGE BODY CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 SLOT
SLOT WIDTH	0.2500 INCHES NOMINAL FIRST
SLOT LENGTH	0.3750 INCHES NOMINAL FIRST
LUBRICANT ACCOMMODATION STYLE	GROOVED OPEN BOTH ENDS
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE	830Q4
DESIGN CONTROL REFERENCE	8445021-21

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