3120-01-213-7050 BEARING,SLEEVE Index 3120-01-213-7052 BEARING,SLEEVE

National Stock Number:
3120-01-213-7051

Federal Supply Class:
3120

National Item Identification Number:
012137051

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:
2640-857X1 PIECE 2896169ELECTRIC BOAT CORPORATION
2640-857X2 PIECE 896169ELECTRIC BOAT CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER1.3125 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.7510 INCHES MINIMUM AND 1.7520 INCHES MAXIMUM
CORNER SHAPECHAMFERED 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 DIAMETER2.2500 INCHES NOMINAL
FLANGE WIDTH0.2190 INCHES NOMINAL
LEFT INTERNAL FLANGE HOLE DIAMETER1.2500 INCHES MINIMUM AND 1.2520 INCHES MAXIMUM
LEFT INTERNAL FLANGE WIDTH0.5000 INCHES NOMINAL
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OVERALL LENGTH1.7500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 903 OVERALL
RIGHT INTERNAL FLANGE HOLE DIAMETER1.2500 INCHES MINIMUM AND 1.2520 INCHES MAXIMUM
RIGHT INTERNAL FLANGE WIDTH0.4375 INCHES NOMINAL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE AT BOTH ENDS
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE GROOVE LOCATION AND QUANTITY1 EXTERNAL


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