The Valve,safety Relief, cataloged under National Stock Number 4820-01-360-9414, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kidde Technologies, Inc Div Kidde Aerospace and Defense. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-360-9414 |
| Primary Part Number | 424114 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kidde Technologies, Inc Div Kidde Aerospace and Defense |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Style Designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. |
| Material Document and Classification | 304L MFR REF SINGLE MATERIAL RESPONSE BODY |
| Material | STEEL CORROSION RESISTING BODY |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| 424114 PRIMARY | Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA) |
NSN 4820-01-360-9414 is a Valve,safety Relief, manufactured by Kidde Technologies, Inc Div Kidde Aerospace and Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-360-9414 has 1 manufacturer part number on file: 424114 (Kidde Technologies, Inc Div Kidde Aerospace and Defense).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-476-2371. Verify interchangeability with system specifications before substitution.
Key specifications for 424114: Flow Control Device: DISK; Style Designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.; Material Document and Classification: 304L MFR REF SINGLE MATERIAL RESPONSE BODY; Special Features: BURST PRESSURE: 1625-1750 PSIG ATT0 DEG F; 1ST END CONNECTION DATA: 0. 5625-18UNF-3A; OTHER END 0.4375-20UNJF-3A PER MS 33656G4 (REF); MAJOR DIA: 0.5625-0.5538 IN. A. 5 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.