The Valve,safety Relief, cataloged under National Stock Number 4820-01-478-6969, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Excell Technologies International Corporation Dba Exceltec. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-478-6969 |
| Primary Part Number | EDG-0168 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Excell Technologies International Corporation Dba Exceltec |
| 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 |
|---|---|
| EDG-0168 PRIMARY | Excell Technologies International Corporation Dba Exceltec (USA) |
| Reference | Meaning |
|---|---|
| 03Y61TM-0168 | 5/9 Secondary reference Eltech Research Corp |
| PRI-1-A-1-ACE | C/1 Advisory reference — outside the item-of-supply concept Ledow Company Inc |
| 0168 | 5/9 Secondary reference Exceltec Intl Corp |
NSN 4820-01-478-6969 is a Valve,safety Relief, manufactured by Excell Technologies International Corporation Dba Exceltec, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-478-6969 has 1 manufacturer part number on file: EDG-0168 (Excell Technologies International Corporation Dba Exceltec).
Key specifications for EDG-0168: Special Features: INLET PRESSURE 3600 PSI; OUTLET PRESSURE 0.50 PSI; Part Name Assigned by Controlling Agency: VALVE, REGULATING, FLUID FLOW. 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.