| 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) | 00-443-9920 (004439920) |
| NCB Code | USA (00) |
| Manufacturer | Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGZ | FIRST END STYLE | SLOTTED |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AAHP | SECOND END STYLE | SPLINED (INVOLUTE) |
| ABHP | OVERALL LENGTH | 6.510 INCHES NOMINAL |
| AKTM | FIRST END SLOT WIDTH | 0.190 INCHES NOMINAL |
| AMDW | FIRST END SLOT DEPTH | 0.205 INCHES NOMINAL |
| AMGC | SECOND END SPLINE MAJOR DIAMETER | 0.7100 INCHES NOMINAL |
| ATPC | STEP QUANTITY | 3 |
| BDSR | SECOND END SPLINE QUANTITY | 6 |
| CSPY | LARGEST STEP DIAMETER | 0.996 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES |
| FEAT | SPECIAL FEATURES | FIRST END HAS A 45 DEGREE CHAMFER0.050 IN. WIDE; SHOULDER IS 0.308 IN. WIDE |
| MATT | MATERIAL | ALUMINUM ALLOY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/4 MIL SPEC SINGLE MATERIAL RESPONSE |
| Relevant Components for NSN - 3040-00-443-9920, 3040004439920 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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