The Shaft,straight, cataloged under National Stock Number 3040-01-050-0995, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-050-0995 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| FSC Application Data | PUMP,ROTARY,MAIN OIL,TRANSMISSION,HELICOPTER |
| First End Diameter | 0.4980 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN |
| Second End Diameter | 0.4650 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 0.3670 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 0.4650 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 14 |
| Second End Pressure Angle | 30.0000 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| Material | STEEL COMP 1052 |
| Second End Pitch Diameter | 0.4170 INCHES NOMINAL IN |
| Second End Spline Length | 0.5000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 35-79501-0036-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-050-0995 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-050-0995: FSC Application Data: PUMP,ROTARY,MAIN OIL,TRANSMISSION,HELICOPTER; First End Diameter: 0.4980 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN; Second End Diameter: 0.4650 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM IN; Second End Spline Minor Diameter: 0.3670 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM 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.
NSN 3040-01-050-0995 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.