The Disk,valve, cataloged under National Stock Number 4820-00-705-0425, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-705-0425 |
| Primary Part Number | 75013 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Shoulder Height | 0.130 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-00-705-0425 is a Disk,valve, manufactured by Triumph Engine Control Systems Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-705-0425 has 2 manufacturer part numbers on file: 75013 (Triumph Engine Control Systems Llc), 75013 (Goodrich Control Systems Gmbh).
2 possible matches (shared part number, not a government interchangeability claim): 6105-00-830-2029, 5962-01-414-5875. Verify interchangeability with system specifications before substitution.
Key specifications for 75013: Overall Height: 0.380 INCHES NOMINAL IN; Shoulder Height: 0.130 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 2 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.