The Valve,safety Relief, cataloged under National Stock Number 4820-01-394-9684, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-394-9684 |
| Primary Part Number | 320421-6 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Style Designator | DROP-IN CARTRIDGE |
| Valve Operation Method | SOLENOID |
| Disk Loading Method | SPRING |
| Connection Style | GROOVED (DROP-IN CARTRIDGE) ALL ENDS |
| Connection Type | UNTHREADED CARTRIDGE ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 320421-6 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
NSN 4820-01-394-9684 is a Valve,safety Relief, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-394-9684 has 1 cross-referenced part number: 320421-6 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
There is 1 known substitute for 4820-01-394-9684: 2920-00-363-4387. Verify interchangeability with system specifications before substitution.
Key specifications for 320421-6: Flow Control Device: DISK; Style Designator: DROP-IN CARTRIDGE; Valve Operation Method: SOLENOID; Disk Loading Method: SPRING. 7 total characteristics are documented in the Federal Logistics Information System.