The Head,safety,pressure Relief, cataloged under National Stock Number 4820-01-272-7684, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kidde-Fenwal, Llc. 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 | 4820-01-272-7684 |
| Primary Part Number | 844346 |
| Item Name | Head,safety,pressure Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kidde-Fenwal, 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 |
|---|---|
| 844346 PRIMARY | Kidde-Fenwal, Llc (USA) |
NSN 4820-01-272-7684 is a Head,safety,pressure Relief, manufactured by Kidde-Fenwal, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-272-7684 has 1 manufacturer part number on file: 844346 (Kidde-Fenwal, Llc).
Key specifications for 844346: Special Features: BURST RANGE OF DISK 750 TO 900 PSI; 1.780 IN. O/A LG;0.750 ANPT THD ONE END; FOR HALON SYSTEM;BRASS IN. 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.