The Extension Shaft, cataloged under National Stock Number 3040-01-198-0745, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Circor Pumps North America Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-198-0745 |
| Primary Part Number | S-419W |
| Item Name | Extension Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| S-419W PRIMARY | Circor Pumps North America Llc (USA) |
| SG-4461 PIECE 20 | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SG-4461 PIECE 20 | 5/9 Secondary reference Siemens Energy, Inc. |
| S-419W/0463 | 5/9 Secondary reference Siemens Energy, Inc. |
| SG-4461 | D/9 Drawing number reference only Siemens Energy, Inc. |
| S419W0463 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 3040-01-198-0745 is a Extension Shaft, manufactured by Circor Pumps North America Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-198-0745 has 2 manufacturer part numbers on file: S-419W (Circor Pumps North America Llc), SG-4461 PIECE 20 (Circor Pumps North America Llc).
Key specifications for S-419W: Material: STEEL. 1 specification is 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.