3120-00-662-0252, BEARING,SLEEVE

National Stock Number:
3120-00-662-0252

Federal Supply Class:
3120

National Item Identification Number:
006620252

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:

4B18-4-64

43999

THE BOEING COMPANY

Techincal Specification:

BODY INSIDE DIAMETER	0.2090 INCHES MINIMUM AND 0.2290 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.3730 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM
FLANGE WIDTH	0.0580 INCHES MINIMUM AND 0.0680 INCHES MAXIMUM
HARDNESS RATING	80.5 ROCKWELL B MINIMUM AND 89.7 ROCKWELL B MAXIMUM OVERALL
OVERALL LENGTH	0.2470 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	CDA ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 510 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH	125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH	250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH	250.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH	250.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE

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