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National Stock Number:
3120-01-234-2665
Federal Supply Class:
3120
National Item Identification Number:
012342665
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:
| 11629900 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.2780 INCHES MINIMUM AND 0.2850 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.5250 INCHES MINIMUM AND 0.5260 INCHES MAXIMUM | | CORNER SHAPE | CHAMFERED OUTSIDE RIGHT CORNER | | CORNER SHAPE | CHAMFERED OUTSIDE LEFT CORNER | | CORNER SHAPE | SQUARE INSIDE LEFT CORNER | | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | OVERALL LENGTH | 0.5400 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 OVERALL | | SPECIAL FEATURES | OD COUNTERBORE LEFT END 0.687 IN. MIN,0.689 IN. MAX,0.290 IN. MIN,0.300 IN. MAX DEEP,2 BEVELS EQUALLY SPACED;ID COUNTERBORE LEFT END 0.387 IN. MIN,0.392 IN. MAX,0.250 IN. MIN,0.260 IN. MAX DEEP | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
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