The Shaft,shouldered, cataloged under National Stock Number 3040-01-116-3749, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Stanco Tool & Die, Inc. Dba Curtis Tool. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-116-3749 |
| Primary Part Number | PWA53880-6 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Stanco Tool & Die, Inc. Dba Curtis Tool |
| Status | ACTIVE |
| Second End External Thread Length | 3.000 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.5000 INCHES NOMINAL IN |
| Second End Diameter | 0.6250 INCHES NOMINAL IN |
| Largest Step Diameter | 0.750 INCHES NOMINAL IN |
| First End External Thread Length | 0.750 INCHES NOMINAL IN |
| First End Hole Depth | 0.500 INCHES NOMINAL IN |
| First End Style | CROSS DRILLED AND EXTERNALLY THREADED |
| End Similarity | NOT IDENTICAL |
| First End Hole Diameter | 0.1240 INCHES NOMINAL IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 4140 |
| First End Distance From Hole Center to End | 0.375 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 |
|---|---|
| PWA53880-6 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| PWA53880-6 PRIMARY | Stanco Tool & Die, Inc. Dba Curtis Tool (USA) |
NSN 3040-01-116-3749 is a Shaft,shouldered, manufactured by Stanco Tool & Die, Inc. Dba Curtis Tool, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-116-3749 has 2 manufacturer part numbers on file: PWA53880-6 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), PWA53880-6 (Stanco Tool & Die, Inc. Dba Curtis Tool).
Key specifications for PWA53880-6: Second End External Thread Length: 3.000 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.5000 INCHES NOMINAL IN; Second End Diameter: 0.6250 INCHES NOMINAL IN. 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.
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.