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) | 00-037-4983 (000374983) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAZF | Shank Style | STANDARD TAPER-ROUND |
| AKZL | Nominal Cutting Diameter | 0.9150 INCHES AND 0.9170 INCHES |
| MATT | Material | STEEL OVERALL |
| AKZH | Cutting End Style | SOLID |
| AAVL | Pilot Diameter | 0.631 INCHES MINIMUM AND 0.633 INCHES MAXIMUM |
| FEAT | Special Features | 45 DEGREE CHAMFERED COUNTERBORE |
| CBBL | Features Provided | INTEGRAL PILOT |
| ALAR | Flute Quantity | 4 |
| ABHP | Overall Length | 8.625 INCHES MINIMUM AND 8.750 INCHES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| AKZK | Taper Shank Size Designator | 2 MORSE |
| Relevant Components for NSN - 5133-00-037-4983, 5133000374983 | ||||
| 5120-00-999-0373 (5120009990373) | 5110-01-358-4914 (5110013584914) | 5130-00-062-1185 (5130000621185) | 5120-00-832-6837 (5120008326837) | |
| 5120-00-026-7712 (5120000267712) | 5120-01-225-9196 (5120012259196) | 5120-00-125-6960 (5120001256960) | 5120-01-393-3421 (5120013933421) | |
| 5120-00-041-9617 (5120000419617) | 5120-00-892-2062 (5120008922062) | 5120-01-515-5801 (5120015155801) | 5120-01-399-9208 (5120013999208) | |
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