The Valve,steam,governo, cataloged under National Stock Number 4820-01-274-9943, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Coffin Turbo Pump Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Valve,steam,governo |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Coffin Turbo Pump Inc (CAGE 0APJ5) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-274-9943 |
| Primary Part Number | 6755-2 |
| Item Name | Valve,steam,governo |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Coffin Turbo Pump Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 6755-2 ITEM NO. 435 | Coffin Turbo Pump Inc (USA) |
| 6755-2 PRIMARY | Coffin Turbo Pump Inc (USA) |
| Reference | Meaning |
|---|---|
| 6755-2 | C/1 Advisory reference — outside the item-of-supply concept Fmc Corp Turbo Pump Operation |
NSN 4820-01-274-9943 is a Valve,steam,governo, manufactured by Coffin Turbo Pump Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-274-9943 has 2 manufacturer part numbers on file: 6755-2 ITEM NO. 435 (Coffin Turbo Pump Inc), 6755-2 (Coffin Turbo Pump Inc).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-384-3415. 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.