The Piston,valve, cataloged under National Stock Number 4810-01-440-7487, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-440-7487 |
| Item Name | Piston,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Valve Model Number for Which Designed | 42AR37 |
| Valve Size for Which Designed | 2.000 INCHES IN |
| Valve Design Control Activity | 76093 |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| E2-2123 PIECE 17 | 3/9 Design control — primary reference Magnatrol Valve Corp Dba Magnatrol Valve Corp |
| E2-2123 | D/9 Drawing number reference only Magnatrol Valve Corp Dba Magnatrol Valve Corp |
NSN 4810-01-440-7487 is a Piston,valve, classified under FSC 4810, Valves, Powered. Status: active.
Key specifications for 4810-01-440-7487: Valve Model Number for Which Designed: 42AR37; Valve Size for Which Designed: 2.000 INCHES IN; Valve Design Control Activity: 76093; End Item Identification: MARS CLASS AFS. 4 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.