The Shaft,straight, cataloged under National Stock Number 3040-01-151-7991, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-151-7991 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| First End Diameter | 0.5000 INCHES NOMINAL IN |
| Second End Diameter | 0.5000 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.188 INCHES NOMINAL IN |
| Second End Hole Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | THREADED CROSS DRILLED |
| Material | STEEL COMP 302 |
| 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 |
|---|---|
| ASC1540518 | 5/9 Secondary reference Asc Pty Ltd |
| B102206 | 5/1 Secondary reference Lockheed Martin Sippican, Inc. Div Communication Division |
| RE-B102206 | 5/1 Secondary reference Lockheed Martin Sippican, Inc. Div Communication Division |
| RE-B102206 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-151-7991 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-151-7991: First End Diameter: 0.5000 INCHES NOMINAL IN; Second End Diameter: 0.5000 INCHES NOMINAL IN; First End Style: PLAIN; Material Document and Classification: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE. 9 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 3040-01-151-7991 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.