The Shaft,straight, cataloged under National Stock Number 3040-01-475-8942, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-475-8942 |
| Primary Part Number | 124-4322624 PC 25 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Diameter | 0.7500 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | AISI-C-1018 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| Material | STEEL COMP 1018 |
| 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 |
|---|---|
| 124-4322624 PC 25 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 4322624 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4322621 PC 172 | 5/9 Secondary reference Naval Sea Systems Command |
| 4322621 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-475-8942 is a Shaft,straight, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-475-8942 has 1 manufacturer part number on file: 124-4322624 PC 25 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-476-3067. Verify interchangeability with system specifications before substitution.
Key specifications for 124-4322624 PC 25: First End Diameter: 0.7500 INCHES NOMINAL IN; First End Style: PLAIN; Material Document and Classification: AISI-C-1018 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 46.125 INCHES NOMINAL IN. 5 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.