The Valve,butterfly, cataloged under National Stock Number 4820-00-732-1847, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-732-1847 |
| Primary Part Number | 805-1749103K31 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Operating Pressure | 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Mounting Facility | THREADED FASTENER |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 1007-26-31 | Emerson Automation Solutions Final Control Us Lp (USA) |
| 805-1749103K31 PRIMARY | Naval Sea Systems Command (USA) |
NSN 4820-00-732-1847 is a Valve,butterfly, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-732-1847 has 2 manufacturer part numbers on file: 1007-26-31 (Emerson Automation Solutions Final Control Us Lp), 805-1749103K31 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-550-9670. Verify interchangeability with system specifications before substitution.
Key specifications for 805-1749103K31: Operating Pressure: 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Mounting Facility: THREADED FASTENER; Special Features: FLAT OVAL SHAPE; Media for Which Designed: AIR SINGLE RESPONSE. 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.