3120-00-072-5073, BUSHING,SLEEVE

National Stock Number:
3120-00-072-5073

Federal Supply Class:
3120

National Item Identification Number:
000725073

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:

22-007-19-20-18	81996	U S ARMY AVIATION AND MISSILE COMMAND
22-007-19-20-18	97499	BELL TEXTRON INC
85B7-19-20-18	80070	LOCKHEED MARTIN CORPORATION
85B7-19-20-18	97499	BELL TEXTRON INC

Techincal Specification:

BODY INSIDE DIAMETER	0.2964 INCHES MINIMUM AND 0.2974 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	0.4385 INCHES MINIMUM AND 0.4390 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED INSIDE LEFT CORNER
CORNER SHAPE	CHAMFERED INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE	UNDERCUT LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER	0.5525 INCHES MINIMUM AND 0.5725 INCHES MAXIMUM
FLANGE WIDTH	0.0615 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
OVERALL LENGTH	0.3095 INCHES MINIMUM AND 0.3155 INCHES MAXIMUM
MATERIAL	STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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