AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Shaft Shouldered |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 00-888-3779 (008883779) |
| NCB Code | USA (00) |
| Manufacturer | Mack Trucks Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGZ | FIRST END STYLE | CIRCULAR GROOVED |
| AAHH | FIRST END GROOVE DIAMETER | 1.0020 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AAHW | SECOND END GROOVE WIDTH | 0.4060 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 19.590 INCHES NOMINAL |
| AMCY | FIRST END DISTANCE FROM END TO GROOVE | 0.292 INCHES NOMINAL |
| AMFQ | SECOND END DISTANCE FROM END TO GROOVE | 0.391 INCHES NOMINAL |
| AMFZ | SECOND END DIAMETER | 0.9895 INCHES NOMINAL |
| AMGA | SECOND END SPLINE LENGTH | 1.156 INCHES NOMINAL |
| AMGB | SECOND END SPLINE MINOR DIAMETER | 0.8810 INCHES NOMINAL |
| AMGC | SECOND END SPLINE MAJOR DIAMETER | 0.9895 INCHES NOMINAL |
| ATPC | STEP QUANTITY | 2 |
| BDSR | SECOND END SPLINE QUANTITY | 20 |
| AAHG | FIRST END GROOVE WIDTH | 0.1880 INCHES NOMINAL |
| AAHP | SECOND END STYLE | CIRCULAR GROOVED AND SPLINED (STRAIGHT) |
| AAHX | SECOND END GROOVE DIAMETER | 0.7340 INCHES NOMINAL |
| AMDL | FIRST END DIAMETER | 1.2475 INCHES MINIMUM AND 1.2485 INCHES MAXIMUM |
| CSPY | LARGEST STEP DIAMETER | 1.247 INCHES MINIMUM AND 1.248 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES |
| MATT | MATERIAL | STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633 FED SPEC ALL MATERIAL RESPONSES |
| Relevant Components for NSN - 3040-00-888-3779, 3040008883779 | ||||
| 3040-99-750-9441 (3040997509441) | 3040-01-309-9880 (3040013099880) | 3020-00-056-1680 (3020000561680) | 3040-01-592-1774 (3040015921774) | |
| 3040-01-340-6053 (3040013406053) | 3040-01-424-7637 (3040014247637) | 3020-00-762-8849 (3020007628849) | 3040-01-411-4890 (3040014114890) | |
| 3020-01-163-7221 (3020011637221) | 3030-00-041-2888 (3030000412888) | 3030-00-421-7151 (3030004217151) | 3040-01-256-3453 (3040012563453) | |
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