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National Stock Number:
3120-01-042-8908
Federal Supply Class:
3120
National Item Identification Number:
010428908
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:
| B365-4-020 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC | | GL519A4-020 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | H4-020 | 73134 | ROLLER BEARING CO OF AMERICA INC | | SJ6H8-020 | 21335 | TIMKEN CO |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | OVERALL LENGTH | 0.1950 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM | | MATERIAL | STEEL COMP 630 OR STEEL COMP 321 OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 125.0 MICROINCHES INNER MEMBER | | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY | | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY | | SURFACE FINISH | 8.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | CHROMIUM OUTSIDE DIAMETER SURFACE OF BODY |
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