Part Number
Part Number:
NSN:
NIIN:
Item Name:
COUNTERSINK
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 13130 | CLEVELAND TWIST DRILL CO DIV OF GREE |
Federal Supply Class
Title
DRILL BITS, COUNTERBORES, AND CO
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AKZH | CUTTING END STYLE | STRAIGHT FLUTE POINT END |
| ABHP | OVERALL LENGTH | 1.375 INCHES MINIMUM AND 2.000 INCHES MAXIMUM |
| AAZE | SHANK DIAMETER | 0.188 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 62.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM |
| ABPM | BODY DIAMETER | 0.250 INCHES NOMINAL |
| ALAR | FLUTE QUANTITY | ANY ACCEPTABLE |
| CTHT | INCLUDED ANGLE | 82.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 05047-ASME B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AKZV | CUTTING ROTATION DIRECTION | RIGHT-HAND |
| AAZF | SHANK STYLE | STRAIGHT ROUND |