The Shaft,shouldered, cataloged under National Stock Number 3040-01-422-5600, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Sims Pump Valve Co, Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-422-5600 |
| Primary Part Number | SNS-4265-30004 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Sims Pump Valve Co, Inc |
| Status | ACTIVE |
| Step Quantity | 3 |
| First End Diameter | 2.5980 INCHES NOMINAL IN |
| Largest Step Diameter | 2.957 INCHES NOMINAL IN |
| First End Style | INDENTED FLAT KEYWAY |
| First End Keyway Depth | 14.000 MILLIMETERS NOMINAL MM |
| End Similarity | NOT IDENTICAL |
| Material | STEEL COMP 316 |
| External Keyway Length | 100.000 MILLIMETERS NOMINAL FIRST END MM |
| First End Keyway Width | 9.000 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| SNS-4265 POS F | Sims Pump Valve Co, Inc (USA) |
| SNS-4265-30004 PRIMARY | Sims Pump Valve Co, Inc (USA) |
NSN 3040-01-422-5600 is a Shaft,shouldered, manufactured by Sims Pump Valve Co, Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-422-5600 has 2 manufacturer part numbers on file: SNS-4265 POS F (Sims Pump Valve Co, Inc), SNS-4265-30004 (Sims Pump Valve Co, Inc).
Key specifications for SNS-4265-30004: Step Quantity: 3; First End Diameter: 2.5980 INCHES NOMINAL IN; Largest Step Diameter: 2.957 INCHES NOMINAL IN; First End Style: INDENTED FLAT KEYWAY. 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.
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.