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) | 00-540-6690 (005406690) |
| NCB Code | USA (00) |
| Manufacturer | Alcoa Global Fasteners Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| CBBL | Features Provided | INTEGRAL PILOT |
| ABPM | Body Diameter | 0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| CQFM | Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| AAZE | Shank Diameter | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABHP | Overall Length | 2.000 INCHES NOMINAL |
| CTHT | Included Angle | 100.0 DEGREES NOMINAL |
| MATT | Material | STEEL OVERALL |
| ALAR | Flute Quantity | 2 |
| AAVA | Point Diameter | 0.156 INCHES NOMINAL |
| AKZV | Cutting Rotation Direction | RIGHT-HAND |
| AKZH | Cutting End Style | STRAIGHT FLUTE BLUNT END |
| AAZF | Shank Style | STRAIGHT ROUND |
| MRC | Decoded Requirement | Clear Text Reply |
| AAVL | Pilot Diameter | 0.156 INCHES NOMINAL |
| Relevant Components for NSN - 5133-00-540-6690, 5133005406690 | ||||
| 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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