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National Stock Number:
5133-00-243-2307
Federal Supply Class:
5133
National Item Identification Number:
002432307
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.
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Manufacturer Information:
| 1909 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | AT408C-1 | 00784 | SNAP-ON INCORPORATED DBA SNAP-ON TOOLS DIV SNAP-ON INDUSTRIAL SPECIAL PRODUCTS DIVISION | | AT408C1 | 00784 | SNAP-ON INCORPORATED DBA SNAP-ON TOOLS DIV SNAP-ON INDUSTRIAL SPECIAL PRODUCTS DIVISION | | B94.2 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | AT408C-1 | 55719 | IDSC HOLDINGS LLC | | GGG-C-613 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | GGG-C-613 TY4CLCSZ3/8 IN.DEG78.0 | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND | | 53.0 ROCKWELL C MAXIMUM | | CUTTING END STYLE | SPIRAL FLUTE POINT END | | BODY DIAMETER | 0.375 INCHES NOMINAL | | INCLUDED ANGLE | 78.0 DEGREES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SHANK DIAMETER | 0.250 INCHES NOMINAL | | OVERALL LENGTH | 1.688 INCHES MINIMUM AND | | 2.250 INCHES MAXIMUM | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE QUANTITY | 6 | | SPECIFICATION/STANDARD DATA | 05047-ASME B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
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