3120-01-027-4725 BUSHING,SLEEVE Index 3120-01-027-4727 BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-01-027-4726

Federal Supply Class:
3120

National Item Identification Number:
010274726

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:
4M139BC11-1023294AVALON MACHINE PRODUCTS INC
4M139BC11-1059563REID PRODUCTS INC.
4M139BC11-1065910MAYDAY MANUFACTURING CO.
4M139BC11-1070265ALL POWER MANUFACTURING CO.
4M139BC11-1076301THE BOEING COMPANY
4M139BC11-1094892MASTER MACHINE PRODUCTS CORP
ST4M139BC11-1076301THE BOEING COMPANY


Techincal Specification:
BODY INSIDE DIAMETER0.6810 INCHES MINIMUM AND 0.6825 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.8767 INCHES MINIMUM AND 0.8777 INCHES MAXIMUM
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPEUNDERCUT LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER1.0520 INCHES MINIMUM AND 1.0720 INCHES MAXIMUM
FLANGE WIDTH0.0600 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM
OVERALL LENGTH0.1550 INCHES MINIMUM AND 0.1670 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-530,HT FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALCOPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH125.0 MICROINCHES INTERMEDIATE LAYER


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