The Valve,butterfly, cataloged under National Stock Number 4820-01-409-2524, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cooper Cameron Corp Cooper Cameron Valves Div. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-409-2524 |
| Primary Part Number | 3857-1333319 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cooper Cameron Corp Cooper Cameron Valves Div |
| Status | ACTIVE |
| Valve Size | 4.000 INCHES IN |
| Media for Which Designed | WATER, FRESH 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 |
|---|---|
| 16455-14 | Cooper Cameron Corp Cooper Cameron Valves Div (USA) |
| 3857-1333319 PRIMARY | Cooper Cameron Corp Cooper Cameron Valves Div (USA) |
| Reference | Meaning |
|---|---|
| D-80492 | D/9 Drawing number reference only Cooper Cameron Corp Cooper Cameron Valves Div |
| 3857-1733319 CD 16455-14 | 5/9 Secondary reference Cooper Cameron Corp Cooper Cameron Valves Div |
| D-80492 CD 16455-14 | 5/9 Secondary reference Cooper Cameron Corp Cooper Cameron Valves Div |
| 3857-1333319 CD 16455-14 | 5/9 Secondary reference Cooper Cameron Corp Cooper Cameron Valves Div |
NSN 4820-01-409-2524 is a Valve,butterfly, manufactured by Cooper Cameron Corp Cooper Cameron Valves Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-409-2524 has 2 manufacturer part numbers on file: 16455-14 (Cooper Cameron Corp Cooper Cameron Valves Div), 3857-1333319 (Cooper Cameron Corp Cooper Cameron Valves Div).
Key specifications for 3857-1333319: Valve Size: 4.000 INCHES IN; Special Features: TYPE I,CLASS A,SERIES-200; Media for Which Designed: WATER, FRESH SINGLE RESPONSE; Valve Operation Method: MANUAL. 3 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.