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National Stock Number:
3120-00-662-1156
Federal Supply Class:
3120
National Item Identification Number:
006621156
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:
| 4B21S5-100 | 43999 | THE BOEING COMPANY | | AM1300-13 | 99776 | AVALON GLASS AND MIRROR CO |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.3120 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.4355 INCHES MINIMUM AND 0.4360 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL | | OVERALL LENGTH | 0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY | | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY | | SURFACE FINISH | 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 250.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | CHROMIUM OVERALL |
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