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National Stock Number:
3120-00-723-1343
Federal Supply Class:
3120
National Item Identification Number:
007231343
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.
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Manufacturer Information:
| 7231343 | 19206 | ARMY, UNITED STATES DEPARTMENT OF THE BUSINESS DEVELOPMENT DBA WATERVLIET ARSENAL |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.8080 INCHES MINIMUM AND 0.8090 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE OUTSIDE DIAMETER | 1.0938 INCHES NOMINAL | | FLANGE WIDTH | 0.1406 INCHES MINIMUM AND 0.1562 INCHES MAXIMUM | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL | | KEYWAY DIMENSION | 0.0710 INCHES MINIMUM AND 0.0820 INCHES MAXIMUM EXTERNAL KEYWAY DEPTH | | KEYWAY DIMENSION | 0.0950 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM EXTERNAL KEYWAY WIDTH | | KEYWAY DIMENSION | 0.5312 INCHES NOMINAL EXTERNAL KEYWAY LENGTH | | OVERALL LENGTH | 0.5312 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4150 OVERALL | | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY | | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE | | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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