The Extension Shaft, cataloged under National Stock Number 3040-01-323-4208, 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13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-323-4208 |
| Item Name | Extension Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Socket Diameter | 0.373 INCHES NOMINAL IN |
| Length | 0.760 INCHES NOMINAL IN |
| Socket Depth | 0.350 INCHES NOMINAL IN |
| Style Designator | PLAIN SOCKET |
| Material Document and Classification | AMS-5343 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.650 INCHES NOMINAL IN |
| Shaft End Design | FEMALE |
| Shaft End Diameter | 0.383 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL |
| Shoulder Length | 0.410 INCHES NOMINAL IN |
| End Type | PROCESSED END |
| Shaft End Configuration | SQUARE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3040PL1195639 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 3825029-2 | 5/9 Secondary reference Marvin Engineering Co, Inc |
| 3825029-2 | 3/2 Design control — primary reference U.S. Government activity |
| 3825029-2 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3040-01-323-4208 is a Extension Shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-323-4208: Socket Diameter: 0.373 INCHES NOMINAL IN; Length: 0.760 INCHES NOMINAL IN; Socket Depth: 0.350 INCHES NOMINAL IN; Style Designator: PLAIN SOCKET. 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 3040-01-323-4208 has DEMIL Code Q. 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.