3110-01-209-8130 BEARING,BALL,DUPLEX Index 3120-01-209-8132 BEARING,SLEEVE

National Stock Number:
3120-01-209-8131

Federal Supply Class:
3120

National Item Identification Number:
012098131

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:
77643-69X2 PIECE 796169ELECTRIC BOAT CORPORATION
SSN637-501-2143861 PIECE 780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 HOLE
BODY INSIDE DIAMETER1.7500 INCHES MINIMUM AND 1.7520 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.1240 INCHES MINIMUM AND 2.1250 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE RIGHT FLANGE BODY CORNER
CORNER SHAPESQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
HOLE DIAMETER0.1250 INCHES NOMINAL FIRST
LEFT FLANGE OUTSIDE DIAMETER2.5000 INCHES NOMINAL
LEFT FLANGE WIDTH0.1875 INCHES NOMINAL
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OVERALL LENGTH2.1875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONBEARIUM B-8,FSCM 85373 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
RIGHT FLANGE OUTSIDE DIAMETER2.5000 INCHES NOMINAL
RIGHT FLANGE WIDTH0.1875 INCHES NOMINAL
STYLE DESIGNATORSOLID, EXTERNAL FLANGES BOTH ENDS
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE GROOVE LOCATION AND QUANTITY1 EXTERNAL AND 1 INTERNAL
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY


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