3120-00-288-4917 BEARING,SLEEVE Index 3120-00-288-4925 BEARING,SLEEVE

National Stock Number:
3120-00-288-4921

Federal Supply Class:
3120

National Item Identification Number:
002884921

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:
4B18-4-12543999THE BOEING COMPANY


Techincal Specification:
BODY INSIDE DIAMETER0.2090 INCHES MINIMUM AND 0.2290 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.3730 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM
FLANGE WIDTH0.0630 INCHES NOMINAL
MATERIALCOPPER ALLOY OVERALL
OVERALL LENGTH0.3030 INCHES MINIMUM AND 0.3180 INCHES MAXIMUM
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH250.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH250.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH250.0 MICROINCHES RIGHT END SURFACE OF BODY


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