The Deck Box Operator,valve, cataloged under National Stock Number 4820-01-417-1269, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-417-1269 |
| Primary Part Number | 211094061 |
| Item Name | Deck Box Operator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Rotation in Deg | 90.0 NOMINAL |
| Mechanical Connection Type | FLEXIBLE SHAFT |
| Accommodated Shaft Diameter | 1.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12154-403 | B.w. Elliott Manufacturing Co., Llc (USA) |
| 564-6409340-1 | Naval Sea Systems Command (USA) |
| 211094061 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 564-6409341-6 | 5/9 Secondary reference Naval Sea Systems Command |
| 12302-404 | C/1 Advisory reference — outside the item-of-supply concept B.w. Elliott Manufacturing Co., Llc |
| DA2285-1776#13D | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 6409340 | D/9 Drawing number reference only Naval Sea Systems Command |
| 211082838 | 5/9 Secondary reference Naval Sea Systems Command |
| DA2285-1776 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 12302-403 | 5/9 Secondary reference B.w. Elliott Manufacturing Co., Llc |
NSN 4820-01-417-1269 is a Deck Box Operator,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-417-1269 has 3 manufacturer part numbers on file: 12154-403 (B.w. Elliott Manufacturing Co., Llc), 564-6409340-1 (Naval Sea Systems Command), 211094061 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-417-1321, 3010-01-421-5278, 4810-01-444-6430. Verify interchangeability with system specifications before substitution.
Key specifications for 211094061: Rotation in Deg: 90.0 NOMINAL; Mechanical Connection Type: FLEXIBLE SHAFT; Accommodated Shaft Diameter: 1.000 INCHES NOMINAL IN; End Item Identification: SEAWOLF CLASS SSN. 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.