The Shaft,straight, cataloged under National Stock Number 3040-00-050-6931, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Telemechanics Inc. Government technical data includes 11 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 | 3040-00-050-6931 |
| Primary Part Number | 180782 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| First End Diameter | 0.2500 INCHES NOMINAL IN |
| First End Flat Depth | 0.0330 INCHES NOMINAL IN |
| Second End Diameter | 0.2500 INCHES NOMINAL IN |
| First End Style | FLATTED |
| Second End Groove Diameter | 0.2100 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.0280 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.250 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED |
| First End Flat Length | 9.934 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 180782 PRIMARY | Telemechanics Inc (USA) |
NSN 3040-00-050-6931 is a Shaft,straight, manufactured by Telemechanics Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-050-6931 has 1 manufacturer part number on file: 180782 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-270-2359. Verify interchangeability with system specifications before substitution.
Key specifications for 180782: First End Diameter: 0.2500 INCHES NOMINAL IN; First End Flat Depth: 0.0330 INCHES NOMINAL IN; Second End Diameter: 0.2500 INCHES NOMINAL IN; First End Style: FLATTED. 11 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.