3110-01-276-1737 BEARING,BALL,ANNULAR Index 3120-01-276-1739 BUSHING,SLEEVE

National Stock Number:
3120-01-276-1738

Federal Supply Class:
3120

National Item Identification Number:
012761738

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:
128- 4677987 ITEM 2480064NAVAL SHIP SYSTEMS COMMAND
87682-7206 ITEM 2496169ELECTRIC BOAT CORPORATION


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE
BODY INSIDE DIAMETER3.0000 INCHES NOMINAL
BODY OUTSIDE DIAMETER5.0000 INCHES NOMINAL
CORNER SHAPEROUND LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER8.0000 INCHES NOMINAL
FLANGE WIDTH1.0000 INCHES NOMINAL
HOLE DIAMETER0.5310 INCHES NOMINAL FIRST
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OVERALL LENGTH5.1200 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY 903 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 903 OVERALL
SPECIAL FEATURESLEFT END REDUCE,0.1200 IN. LONG,0.7920 IN. DEEP
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL


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