The Valve,check, cataloged under National Stock Number 4820-01-652-8086, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trident Emergency Products, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,check |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Trident Emergency Products, Llc (CAGE 3FMK1) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-652-8086 |
| Primary Part Number | 30.009.5 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Trident Emergency Products, Llc |
| 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 |
|---|---|
| 30.009.5 PRIMARY | Trident Emergency Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4106390 | 5/9 Secondary reference Oshkosh Defense Llc |
| 4304970 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 4820-01-652-8086 is a Valve,check, manufactured by Trident Emergency Products, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-652-8086 has 1 manufacturer part number on file: 30.009.5 (Trident Emergency Products, Llc).
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.