The Disk,valve, cataloged under National Stock Number 4820-01-190-0803, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Wilo Usa Llc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-190-0803 |
| Primary Part Number | 133.000.375 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Wilo Usa Llc |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 19-000-502 ITEM 2 | Wilo Usa Llc (USA) |
| 133.000.375 PRIMARY | Wilo Usa Llc (USA) |
NSN 4820-01-190-0803 is a Disk,valve, manufactured by Wilo Usa Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-190-0803 has 2 manufacturer part numbers on file: 19-000-502 ITEM 2 (Wilo Usa Llc), 133.000.375 (Wilo Usa Llc).
Key specifications for 133.000.375: Special Features: 3 WAY 3 PORTS FOR 2 IN. VALVE,PLUG IN; Material: COPPER ALLOY. 1 specification is 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.