4730-00-204-1989 PLUG,PIPE Index 4730-00-204-1993 BUSHING,PIPE

National Stock Number:
5133-00-204-1990

Federal Supply Class:
5133

National Item Identification Number:
002041990

Description:
COUNTERSINK

Detail:
AN ANGULAR CUTTING TOOL, USUALLY MADE WITH ANGULAR RELIEF, HAVING ONE OR MORE FLUTES WITH SPECIFIC SIZE ANGLE CUTTING EDGES. IT IS USED FOR CHAMFERING AND COUNTERSINKING HOLES. THE TOOL MAY HAVE A STRAIGHT SHANK, TAPERED SHANK, BIT STOCK SHANK OR SPECIAL SHANK REQUIRING A SPECIAL HOLDER, FOR HOLDING IN A POWER- OR HAND-OPERATED MACHINE. IT MAY BE DESIGNED TO BE DRIVEN OR TURNED BY MEANS OF A WRENCH OR CARPENTER'S BRACE. FOR ITEMS REQUIRING A HOLDER BUT THE HOLDER IS NOT INCLUDED, USE CUTTER, COUNTERSINK.


Manufacturer Information:
4624913130CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC
5133-00-204-199080244GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE
B94.205047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
GGG-C-61381348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
GGG-C-613 TY4CLBSZ7/880244GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE


Techincal Specification:
BODY DIAMETER0.875 INCHES NOMINAL
CUTTING END STYLESTRAIGHT FLUTE POINT END
CUTTING ROTATION DIRECTIONRIGHT-HAND
FLUTE QUANTITY3 OR 4
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
INCLUDED ANGLE60.0 DEGREES NOMINAL
OVERALL LENGTH4.250 INCHES NOMINAL
MATERIALSTEEL OVERALL
SHANK DIAMETER0.500 INCHES NOMINAL
SHANK STYLESTRAIGHT ROUND
SPECIFICATION/STANDARD DATA05047-ASME B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD


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