3120-01-221-3084 BUSHING,SLEEVE Index 3120-01-221-3086 BUSHING,SLEEVE

National Stock Number:
3120-01-221-3085

Federal Supply Class:
3120

National Item Identification Number:
012213085

Description:
BUSHING,SLEEVE

Detail:
A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see BUSHING, NONMETALLIC. See also BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; and BUSHING, ELECTRICAL CONDUCTOR. Excludes BUSHING, DRILL, JIG.


Manufacturer Information:
70400-08107-12378286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER0.9700 INCHES MINIMUM AND 0.9800 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.1885 INCHES MINIMUM AND 1.1895 INCHES MAXIMUM
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
CORNER SHAPEUNDERCUT LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER1.5600 INCHES NOMINAL
FLANGE WIDTH0.0650 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
KEYWAY DIMENSION0.2500 INCHES NOMINAL INTERNAL KEYWAY LENGTH
KEYWAY DIMENSION0.0650 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM INTERNAL KEYWAY WIDTH
KEYWAY DIMENSION0.1050 INCHES NOMINAL INTERNAL KEYWAY DEPTH
OVERALL LENGTH0.8975 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OR STEEL COMP E4340 OVERALL
RIGHT INTERNAL FLANGE HOLE DIAMETER0.7150 INCHES MINIMUM AND 0.7250 INCHES MAXIMUM
RIGHT INTERNAL FLANGE WIDTH0.2500 INCHES NOMINAL
SPECIAL FEATURESTWO KEYWAYS IN ID OF INTERNAL FLANGE
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY


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