AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Counterbore Machine |
| Federal Supply Group (FSG) | Hand Tools |
| Federal Supply Class (FSC) | 5133 Drill Bits Counterbores and Countersinks Hand and Machine |
| National Item Identification Number (NIIN) | 01-373-6809 (013736809) |
| NCB Code | USA (01) |
| Manufacturer | Cleveland Twist Drill Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| MATT | MATERIAL | STEEL OVERALL |
| AAVL | PILOT DIAMETER | 0.250 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AKZH | CUTTING END STYLE | INTERCHANGEABLE PILOT |
| AKZK | TAPER SHANK SIZE DESIGNATOR | 1 MORSE |
| ABHP | OVERALL LENGTH | 4.312 INCHES NOMINAL |
| AKZL | NOMINAL CUTTING DIAMETER | 0.5625 INCHES |
| AKZQ | PILOT HOLE NOMINAL DIAMETER | 0.188 INCHES |
| CBBL | FEATURES PROVIDED | REPLACEABLE PILOT |
| ALAR | FLUTE QUANTITY | 3 |
| AAZF | SHANK STYLE | STANDARD TAPER W/TANG |
| Relevant Components for NSN - 5133-01-373-6809, 5133013736809 | ||||
| 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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