5360-00-304-7741 SPRING,HELICAL,TORSION Index 3120-00-304-7755 BEARING,SLEEVE

National Stock Number:
3120-00-304-7747

Federal Supply Class:
3120

National Item Identification Number:
003047747

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:
1285131-10998897LOCKHEED MARTIN CORP


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE
BODY INSIDE DIAMETER1.7370 INCHES MINIMUM AND 1.7410 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.9491 INCHES MINIMUM AND 1.9500 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPEUNDERCUT LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER2.1900 INCHES NOMINAL
FLANGE WIDTH0.1000 INCHES NOMINAL
HOLE DIAMETER0.0930 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM FIRST
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OVERALL LENGTH1.1800 INCHES NOMINAL
MATERIALCOPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENTCADMIUM OVERALL


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