3120-00-470-9149, BEARING,SLEEVE

National Stock Number:
3120-00-470-9149

Federal Supply Class:
3120

National Item Identification Number:
004709149

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:

4G13925-103A

98897

LOCKHEED MARTIN CORP

Techincal Specification:

MATERIAL	STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764,TYPE 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	0.4590 INCHES MINIMUM AND
	0.4790 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.3950 INCHES MINIMUM AND
	0.4050 INCHES MAXIMUM
BODY INSIDE DIAMETER	0.2495 INCHES MINIMUM AND
	0.2500 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	0.4900 INCHES MINIMUM AND
	0.5100 INCHES MAXIMUM
FLANGE WIDTH	0.0620 INCHES MINIMUM AND
	0.0630 INCHES MAXIMUM
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	SQUARE INSIDE RIGHT CORNER
	SQUARE INSIDE LEFT CORNER
	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
	SQUARE LEFT FLANGE BODY CORNER
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
	125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
	125.0 MICROINCHES RIGHT END SURFACE OF BODY
	125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL
SPECIAL FEATURES	SPHERICAL INTERNAL GROOVE,0.2945 IN. CENTER LINE TO LEFT FLANGE FACE,0.1490 IN. WIDE BY 0.2895 IN. DIA
THE MANUFACTURERS DATA
MANUFACTURERS CODE	98897
DESIGN CONTROL REFERENCE	4G13925-103A

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