The Disk,valve, cataloged under National Stock Number 4820-01-198-3140, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cooper Valve Co Div of Texstream. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Disk,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Cooper Valve Co Div of Texstream (CAGE 55444) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-198-3140 |
| Primary Part Number | 028-315-08 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cooper Valve Co Div of Texstream |
| 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 |
|---|---|
| SC000028 ITEM 8 | Cooper Valve Co Div of Texstream (USA) |
| 028-315-08 PRIMARY | Cooper Valve Co Div of Texstream (USA) |
| Reference | Meaning |
|---|---|
| SC000028 | D/9 Drawing number reference only Cooper Valve Co Div of Texstream |
NSN 4820-01-198-3140 is a Disk,valve, manufactured by Cooper Valve Co Div of Texstream, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-198-3140 has 2 manufacturer part numbers on file: SC000028 ITEM 8 (Cooper Valve Co Div of Texstream), 028-315-08 (Cooper Valve Co Div of Texstream).
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.