The Shaft,shouldered, cataloged under National Stock Number 3040-00-110-2126, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. 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 | 3040-00-110-2126 |
| Primary Part Number | 297607 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Second End External Thread Length | 0.2187 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.1874 INCHES NOMINAL IN |
| Second End Diameter | 0.1900 INCHES NOMINAL IN |
| Largest Step Diameter | 0.375 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.0200 INCHES NOMINAL IN |
| First End Groove Diameter | 0.1760 INCHES NOMINAL IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL CORROSION RESISTING |
| First End Groove Width | 0.0310 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 |
|---|---|
| 297607 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 3040-00-110-2126 is a Shaft,shouldered, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-110-2126 has 1 manufacturer part number on file: 297607 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2915-00-757-7934. Verify interchangeability with system specifications before substitution.
Key specifications for 297607: Second End External Thread Length: 0.2187 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.1874 INCHES NOMINAL IN; Second End Diameter: 0.1900 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.