The Valve,safety Relief, cataloged under National Stock Number 4820-00-554-9623, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (CAGE 09790); Ashcroft Inc Dba Heise (CAGE 38056); Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse (CAGE 16497); Ashcroft Inc Dba Heise (CAGE 28066) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-554-9623 |
| Primary Part Number | 3/4-2478-DXDA1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3/4-2478-DXDA1 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
| 2478 | Ashcroft Inc Dba Heise (USA) |
| 3/4 2478D-XDA1 PRIMARY | Ashcroft Inc Dba Heise (USA) |
| 1478 | Ashcroft Inc Dba Heise (USA) |
| 2478 .75IPS 155 | Ashcroft Inc Dba Heise (USA) |
| 1478 | Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse (USA) |
| H45MMM67005 | Ashcroft Inc Dba Heise (USA) |
| 1478 | Ashcroft Inc Dba Heise (USA) |
NSN 4820-00-554-9623 is a Valve,safety Relief, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-554-9623 has 8 cross-referenced part numbers: 3/4-2478-DXDA1 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 2478 (Ashcroft Inc Dba Heise), 3/4 2478D-XDA1 (Ashcroft Inc Dba Heise), 1478 (Ashcroft Inc Dba Heise), 2478 .75IPS 155 (Ashcroft Inc Dba Heise) and 3 more.
There are 9 known substitutes for 4820-00-554-9623: 5365-00-174-0476, 3120-00-216-9362, 5315-00-359-3087 and 6 more. Verify interchangeability with system specifications before substitution.
NSN 4820-00-554-9623 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.