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National Stock Number:
3120-01-209-8158
Federal Supply Class:
3120
National Item Identification Number:
012098158
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:
| 77621-01X4 PIECE 2 | 96169 | ELECTRIC BOAT CORPORATION | | SSN637-518-2143671 PIECE 2 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 4.2620 INCHES MINIMUM AND 4.2640 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 4.7520 INCHES MINIMUM AND 4.7530 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | OVERALL LENGTH | 4.9375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-21230 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 955 OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES LEFT END SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES RIGHT END SURFACE OF BODY |
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