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National Stock Number:
5133-00-217-2133
Federal Supply Class:
5133
National Item Identification Number:
002172133
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:
| PWA4647 | 77445 | RTX CORPORATION |
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Techincal Specification:
| BODY DIAMETER | 0.875 INCHES NOMINAL | | CUTTING END STYLE | STRAIGHT FLUTE W/THROUGH HOLE | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FEATURES PROVIDED | REPLACEABLE PILOT | | FLUTE QUANTITY | 6 | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM | | INCLUDED ANGLE | 120.0 DEGREES NOMINAL | | OVERALL LENGTH | 10.125 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | PILOT DIAMETER | 0.807 INCHES NOMINAL | | PILOT HOLE NOMINAL DIAMETER | 0.500 INCHES | | POINT DIAMETER | 0.500 INCHES NOMINAL |
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