The Shaft,shouldered, cataloged under National Stock Number 3040-00-026-0143, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is American Terra Vehicles Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-026-0143 |
| Primary Part Number | AA7T267 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | American Terra Vehicles Inc |
| Status | ACTIVE |
| Step Quantity | 3 |
| First End Diameter | 0.1250 INCHES NOMINAL IN |
| Second End Diameter | 0.1880 INCHES NOMINAL IN |
| Largest Step Diameter | 0.188 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Slot Depth | 0.062 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Slot Width | 0.031 INCHES NOMINAL IN |
| Second End Style | SLOTTED |
| 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 |
|---|---|
| AA7T267 PRIMARY | American Terra Vehicles Inc (USA) |
| Reference | Meaning |
|---|---|
| AA7T267 | 5/9 Secondary reference Deco-Grand Inc Sub of Grand Machining Co |
| 25323 | 5/9 Secondary reference U.S. Government activity |
| AA7T267 | 5/9 Secondary reference Renk America Llc Div Renk America |
NSN 3040-00-026-0143 is a Shaft,shouldered, manufactured by American Terra Vehicles Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-026-0143 has 1 manufacturer part number on file: AA7T267 (American Terra Vehicles Inc).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-148-1921. Verify interchangeability with system specifications before substitution.
Key specifications for AA7T267: Step Quantity: 3; First End Diameter: 0.1250 INCHES NOMINAL IN; Second End Diameter: 0.1880 INCHES NOMINAL IN; Largest Step Diameter: 0.188 INCHES NOMINAL IN. 10 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.