AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Countersink |
| Federal Supply Group (FSG) | Hand Tools |
| Federal Supply Class (FSC) | 5133 Drill Bits Counterbores and Countersinks Hand and Machine |
| National Item Identification Number (NIIN) | 00-239-0782 (002390782) |
| NCB Code | USA (00) |
| Manufacturer | Cleveland Twist Drill Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAZF | SHANK STYLE | STRAIGHT ROUND |
| AAZE | SHANK DIAMETER | 0.500 INCHES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| AKZH | CUTTING END STYLE | STRAIGHT FLUTE POINT END |
| ABHP | OVERALL LENGTH | 4.125 INCHES NOMINAL |
| ALAR | FLUTE QUANTITY | 3 OR 4 |
| ABPM | BODY DIAMETER | 0.750 INCHES NOMINAL |
| CTHT | INCLUDED ANGLE | 60.0 DEGREES NOMINAL |
| AKZV | CUTTING ROTATION DIRECTION | RIGHT-HAND |
| CQFM | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| ZZZK | SPECIFICATION/STANDARD DATA | 05047-ASME B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5133-00-239-0782, 5133002390782 | ||||
| 5133-00-203-6471 (5133002036471) | 5133-00-227-5956 (5133002275956) | 5120-01-391-8171 (5120013918171) | 5120-01-399-9309 (5120013999309) | |
| 5120-01-106-3734 (5120011063734) | 5120-01-335-8168 (5120013358168) | 5120-01-476-9379 (5120014769379) | 5120-01-163-6449 (5120011636449) | |
| 5120-01-008-2314 (5120010082314) | 5120-01-180-9316 (5120011809316) | 5120-00-388-0386 (5120003880386) | 5120-01-277-1948 (5120012771948) | |
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