3120-01-227-6490, BUSHING,SLEEVE

National Stock Number:
3120-01-227-6490

Federal Supply Class:
3120

National Item Identification Number:
012276490

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:

4-202	31610	FASTENAIR CORP
GB10D4-202	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

MATERIAL	STEEL COMP 4130 OR
	STEEL COMP 4140 OR
	STEEL COMP E4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR
	MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR
	MIL-S-5000 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
HARDNESS RATING	27.0 ROCKWELL C MINIMUM AND
	33.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENT	CHROMIUM OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE DIAMETER SURFACE OF BODY
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	2.1220 INCHES MINIMUM AND
	2.1280 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.4340 INCHES MINIMUM AND
	0.4350 INCHES MAXIMUM
BODY INSIDE DIAMETER	0.2497 INCHES MINIMUM AND
	0.2507 INCHES MAXIMUM
CORNER SHAPE	ROUND OUTSIDE LEFT CORNER
	SQUARE OUTSIDE RIGHT CORNER
	SQUARE INSIDE RIGHT CORNER
	SQUARE INSIDE LEFT CORNER
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
LUBRICANT ACCOMMODATION STYLE	GROOVED OPEN BOTH ENDS
SURFACE GROOVE LOCATION AND QUANTITY	1 INTERNAL

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