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National Stock Number:
3120-01-212-7952
Federal Supply Class:
3120
National Item Identification Number:
012127952
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:
| 2437669 PIECE 3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 404-2437669 PIECE 3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SSBN654-404-2437669 PIECE 3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 76683-43X46 PIECE 3 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | OVERALL LENGTH | 2.0000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.7480 INCHES MINIMUM AND | | 3.7490 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 3.5000 INCHES MINIMUM AND | | 3.5020 INCHES MAXIMUM | | FLANGE OUTSIDE DIAMETER | 4.7500 INCHES NOMINAL | | FLANGE WIDTH | 0.1250 INCHES NOMINAL | | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER | | SQUARE OUTSIDE RIGHT CORNER | | SQUARE INSIDE RIGHT CORNER | | CHAMFERED INSIDE LEFT CORNER | | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER | | SQUARE LEFT FLANGE BODY CORNER | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | 63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE | | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | 63.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE |
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