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National Stock Number:
3120-01-142-9974
Federal Supply Class:
3120
National Item Identification Number:
011429974
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:
| 4M139BC6-18 | 70265 | ALL POWER MANUFACTURING CO. | | 4M139BC6-18 | 76301 | THE BOEING COMPANY | | ST4M139BC6-18 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 172 OR | | COPPER ALLOY 173 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD ALL MATERIAL RESPONSES OVERALL | | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE ONE END | | OVERALL LENGTH | 0.1750 INCHES MINIMUM AND | | 0.1850 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.5016 INCHES MINIMUM AND | | 0.5023 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.3685 INCHES MINIMUM AND | | 0.3700 INCHES MAXIMUM | | FLANGE OUTSIDE DIAMETER | 0.6150 INCHES MINIMUM AND | | 0.6350 INCHES MAXIMUM | | FLANGE WIDTH | 0.0600 INCHES MINIMUM AND | | 0.0620 INCHES MAXIMUM | | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER | | SQUARE OUTSIDE RIGHT CORNER | | SQUARE INSIDE RIGHT CORNER | | SQUARE INSIDE LEFT CORNER | | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER | | UNDERCUT LEFT FLANGE BODY CORNER | | SPECIFICATION/STANDARD DATA | 76301-4M139 MANUFACTURERS STANDARD |
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