The Shaft,straight, cataloged under National Stock Number 3040-00-133-3582, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Acron Aviation, Inc.. Government technical data includes 12 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 | 3040-00-133-3582 |
| Primary Part Number | 526-1020-01 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Acron Aviation, Inc. |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| FSC Application Data | INDICATOR ATTITUDE |
| First End Diameter | 1.0000 INCHES NOMINAL IN |
| Second End Diameter | 1.0000 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.7770 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 1.0000 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 50 |
| Second End Style | SPLINED (STRAIGHT) |
| Material | STEEL CORROSION RESISTING |
| Second End Spline Length | 0.200 INCHES NOMINAL IN |
| 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 |
|---|---|
| 526-1020-01 PRIMARY | Acron Aviation, Inc. (USA) |
NSN 3040-00-133-3582 is a Shaft,straight, manufactured by Acron Aviation, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-133-3582 has 1 manufacturer part number on file: 526-1020-01 (Acron Aviation, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4240-01-154-5457. Verify interchangeability with system specifications before substitution.
Key specifications for 526-1020-01: Surface Finish: 125.0 MICROINCHES; FSC Application Data: INDICATOR ATTITUDE; First End Diameter: 1.0000 INCHES NOMINAL IN; Second End Diameter: 1.0000 INCHES NOMINAL IN. 12 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.