The Deck Box Operator,valve, cataloged under National Stock Number 4820-01-697-5683, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Triumph Controls, Llc Dba Triumph Controls, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Deck Box Operator,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Triumph Controls, Llc Dba Triumph Controls, Llc (CAGE 78710); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-697-5683 |
| Primary Part Number | CTORVO-000320 |
| Item Name | Deck Box Operator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Triumph Controls, Llc Dba Triumph Controls, Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| CTORVO-000320 PRIMARY | Triumph Controls, Llc Dba Triumph Controls, Llc (USA) |
| 505-8787572 REV A F-3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 505-8787572 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4820-01-697-5683 is a Deck Box Operator,valve, manufactured by Triumph Controls, Llc Dba Triumph Controls, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-697-5683 has 2 manufacturer part numbers on file: CTORVO-000320 (Triumph Controls, Llc Dba Triumph Controls, Llc), 505-8787572 REV A F-3 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-701-6291. Verify interchangeability with system specifications before substitution.
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.