3120-00-684-2172 BEARING,SLEEVE Index 5365-00-684-2174 SPACER,SLEEVE

National Stock Number:
3120-00-684-2173

Federal Supply Class:
3120

National Item Identification Number:
006842173

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:
905J913-1279500WESTINGHOUSE ELECTRIC CORP
905J913-1288657WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV
905J913-1290099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE
BODY INSIDE DIAMETER8.5000 INCHES MINIMUM AND 8.5010 INCHES MAXIMUM
BODY OUTSIDE DIAMETER10.0000 INCHES MINIMUM AND 10.0010 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER10.3600 INCHES MINIMUM AND 10.3900 INCHES MAXIMUM
FLANGE WIDTH0.9930 INCHES MINIMUM AND 1.0030 INCHES MAXIMUM
HOLE DIAMETER0.2500 INCHES NOMINAL FIRST
LUBRICANT ACCOMMODATION STYLEGROOVED OPEN ONE END
OVERALL LENGTH2.7400 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CLASS BS MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALLUBRICANT LUBRICATION
MATERIALSTEEL OVERALL
SPECIAL FEATURESREFERENCE SPCC PROCUREMENT SPEC 3120-684-2173 FOR ADDITIONAL DESIGN DATA
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL


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