The Shaft,shouldered, cataloged under National Stock Number 3040-01-014-5901, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-014-5901 |
| Primary Part Number | G354978 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Step Quantity | 2 |
| First End Diameter | 0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN |
| Second End Diameter | 0.3750 INCHES NOMINAL IN |
| Largest Step Diameter | 0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Material Document and Classification | QQ-S-763,COND T FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.3500 INCHES MINIMUM AND 0.3540 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.0290 INCHES MINIMUM AND 0.0320 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 0.062 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Second End Style | CIRCULAR GROOVED |
| Material | STEEL COMP 416 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G354978 | Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc (USA) |
| Reference | Meaning |
|---|---|
| G354978 | 5/9 Secondary reference American Telephone and Telegraph Co |
| G354978 | 3/2 Design control — primary reference U.S. Government activity |
| G354978 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
| G354978 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
NSN 3040-01-014-5901 is a Shaft,shouldered, manufactured by Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-014-5901 has 1 manufacturer part number on file: G354978 (Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc).
Key specifications for G354978: Surface Finish: 32.0 MICROINCHES; Step Quantity: 2; First End Diameter: 0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN; Second End Diameter: 0.3750 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.