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National Stock Number:
3120-00-331-3640
Federal Supply Class:
3120
National Item Identification Number:
003313640
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:
| A51B92338-15 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B92338-411 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B92338-411 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B92338-411 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.7440 INCHES MINIMUM AND 0.7445 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.8813 INCHES MINIMUM AND 0.8818 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL | | OVERALL LENGTH | 0.7350 INCHES MINIMUM AND 0.7400 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4340 OVERALL | | STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES | | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY | | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
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