The Shaft,shouldered, cataloged under National Stock Number 3040-01-094-5178, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-094-5178 |
| Primary Part Number | CS3040-SB-0704 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| Second End External Thread Length | 1.950 INCHES NOMINAL IN |
| Step Quantity | 2 |
| First End Diameter | 0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN |
| Second End Diameter | 0.3120 INCHES NOMINAL IN |
| Largest Step Diameter | 0.375 INCHES NOMINAL IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 1052 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CS3040-SB-0704 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| 72D225659-2023 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 72D225659 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 3040-01-094-5178 is a Shaft,shouldered, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-094-5178 has 2 manufacturer part numbers on file: CS3040-SB-0704 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 72D225659-2023 (The Boeing Company Div Defense).
Key specifications for CS3040-SB-0704: Second End External Thread Length: 1.950 INCHES NOMINAL IN; Step Quantity: 2; First End Diameter: 0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN; Second End Diameter: 0.3120 INCHES NOMINAL IN. 9 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.
NSN 3040-01-094-5178 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.