3120-00-063-4479, BEARING,SLEEVE

National Stock Number:
3120-00-063-4479

Federal Supply Class:
3120

National Item Identification Number:
000634479

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:

128CVM10144-1	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION
128CVM10144-1	61174	NORTHROP GRUMMAN SYSTEMS CORPORATION
128CVM10144-1	79RG9	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

MATERIAL	STEEL COMP E4340 OVERALL
HARDNESS RATING	39.0 ROCKWELL C MINIMUM AND
	42.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENT	CADMIUM LEFT END SURFACE OF BODY
	CHROMIUM OUTSIDE DIAMETER SURFACE OF BODY
	CADMIUM RIGHT END SURFACE OF BODY
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	2.5930 INCHES MINIMUM AND
	2.6090 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	1.7460 INCHES MINIMUM AND
	1.7470 INCHES MAXIMUM
BODY INSIDE DIAMETER	1.4995 INCHES MINIMUM AND
	1.5010 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
SURFACE FINISH	125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES LEFT END SURFACE OF BODY
	16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES RIGHT END SURFACE OF BODY
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
SURFACE GROOVE LOCATION AND QUANTITY	2 EXTERNAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE	79RG9
DESIGN CONTROL REFERENCE	128CVM10144-1

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