The Valve,safety Relief, cataloged under National Stock Number 4820-01-584-4357, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tronair, Inc. Div Tronair. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-584-4357 |
| Primary Part Number | DA8802900SR |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tronair, Inc. Div Tronair |
| 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 |
|---|---|
| DA8802900SR PRIMARY | Tronair, Inc. Div Tronair (USA) |
NSN 4820-01-584-4357 is a Valve,safety Relief, manufactured by Tronair, Inc. Div Tronair, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-584-4357 has 1 manufacturer part number on file: DA8802900SR (Tronair, Inc. Div Tronair).
Key specifications for DA8802900SR: End Item Identification: RQ-4A,GLOBAL HAWK A. 0 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.