3120-00-442-1673, BUSHING,SLEEVE

3410-00-442-1675 ELECTRICAL DISCHARGE MACHINE,CAV

National Stock Number:
3120-00-442-1673

Federal Supply Class:
3120

National Item Identification Number:
004421673

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.

Manufacturer Information:

12L10025-9	81755	LOCKHEED MARTIN CORPORATION
12L9535-11	81755	LOCKHEED MARTIN CORPORATION

Techincal Specification:

MATERIAL	COPPER ALLOY 670 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-728 CLASS B TEMP HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH	1.4100 INCHES MINIMUM AND
	1.4350 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	2.6895 INCHES MINIMUM AND
	2.6905 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.4930 INCHES MINIMUM AND
	2.4950 INCHES MAXIMUM
FLANGE OUTSIDE DIAMETER	2.9900 INCHES MINIMUM AND
	3.0100 INCHES MAXIMUM
FLANGE WIDTH	0.1200 INCHES MINIMUM AND
	0.1250 INCHES MAXIMUM
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	CHAMFERED INSIDE RIGHT CORNER
	CHAMFERED INSIDE LEFT CORNER
	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
	SQUARE LEFT FLANGE BODY CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	6 HOLE
HOLE DIAMETER	0.1250 INCHES NOMINAL FIRST
SURFACE FINISH	125.0 MICROINCHES INTERMEDIATE LAYER
LUBRICANT ACCOMMODATION STYLE	GROOVED CIRCULAR
SURFACE GROOVE LOCATION AND QUANTITY	2 INTERNAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE	81755
DESIGN CONTROL REFERENCE	12L9535-11

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