AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Drill Twist |
| Federal Supply Group (FSG) | Hand Tools |
| Federal Supply Class (FSC) | 5133 Drill Bits Counterbores and Countersinks Hand and Machine |
| National Item Identification Number (NIIN) | 01-399-1228 (013991228) |
| NCB Code | USA (01) |
| Manufacturer | Cleveland Twist Drill Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAZF | SHANK STYLE | STRAIGHT ROUND |
| BBDT | POINT TYPE | SPLIT |
| CSKR | POINT ANGLE | 135.0 DEGREES NOMINAL |
| ABHP | OVERALL LENGTH | 4.750 INCHES NOMINAL |
| AAZE | SHANK DIAMETER | 0.343 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | JOBBERS LG; SCREW MACHINE FLUTE LG; FRACTIONAL SIZE 11/32 |
| MATT | MATERIAL | STEEL, COBALT HIGH SPEED OVERALL |
| AKZH | CUTTING END STYLE | GENERAL PURPOSE |
| ALAA | FLUTE LENGTH | 1.688 INCHES NOMINAL |
| AKZL | NOMINAL CUTTING DIAMETER | 0.3438 INCHES |
| AKZV | CUTTING ROTATION DIRECTION | RIGHT-HAND |
| ALAR | FLUTE QUANTITY | 2 |
| Relevant Components for NSN - 5133-01-399-1228, 5133013991228 | ||||
| 5120-00-124-3744 (5120001243744) | 5120-00-613-3727 (5120006133727) | 5133-00-137-2760 (5133001372760) | 5120-00-498-5293 (5120004985293) | |
| 5120-00-837-9198 (5120008379198) | 5120-00-179-5625 (5120001795625) | 5133-00-555-8904 (5133005558904) | 5120-00-498-2760 (5120004982760) | |
| 5120-00-113-3615 (5120001133615) | 5120-01-173-1577 (5120011731577) | 5120-01-430-1433 (5120014301433) | 5120-00-132-6328 (5120001326328) | |
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