The Shaft,shouldered, cataloged under National Stock Number 3040-00-397-7547, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 10 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-397-7547 |
| Primary Part Number | 303482 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT GUNNERY FIRE CONTROL EQUIPMENT |
| Step Quantity | 4 |
| First End Diameter | 0.1722 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Largest Step Diameter | 0.250 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Material Document and Classification | QQ-S-763,CLASS 6,TYPE C FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| Material | STEEL COMP 302 |
| 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 |
|---|---|
| 303482 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 3040-00-397-7547 is a Shaft,shouldered, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-397-7547 has 1 manufacturer part number on file: 303482 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 6610-00-676-8171. Verify interchangeability with system specifications before substitution.
Key specifications for 303482: FSC Application Data: AIRCRAFT GUNNERY FIRE CONTROL EQUIPMENT; Step Quantity: 4; First End Diameter: 0.1722 INCHES NOMINAL IN; Fragility Factor: MODERATELY RUGGED. 10 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.