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National Stock Number:
3120-00-662-0319
Federal Supply Class:
3120
National Item Identification Number:
006620319
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:
| 4B20S6-024 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.3745 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.5010 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE OUTSIDE DIAMETER | 0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM | | FLANGE WIDTH | 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL | | OVERALL LENGTH | 0.8120 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OVERALL | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | 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 RIGHT END SURFACE OF LEFT FLANGE | | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE |
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