The Disk,valve, cataloged under National Stock Number 4820-01-541-9435, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aquamatic Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-541-9435 |
| Primary Part Number | 520-JV |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Aquamatic Inc |
| Status | ACTIVE |
| Material | PLASTIC FLUOROCARBON |
| 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 |
|---|---|
| 1084001PC3(FKM) | Aquamatic Inc (USA) |
| 1074968 | Aquamatic Inc (USA) |
| 520-JV PRIMARY | Aquamatic Inc (USA) |
NSN 4820-01-541-9435 is a Disk,valve, manufactured by Aquamatic Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-541-9435 has 3 manufacturer part numbers on file: 1084001PC3(FKM) (Aquamatic Inc), 1074968 (Aquamatic Inc), 520-JV (Aquamatic Inc).
Key specifications for 520-JV: Special Features: FKM MATERIAL; Part Name Assigned by Controlling Agency: DISC; End Item Identification: HX REACTOR BOUNDRY AREA; Material: PLASTIC FLUOROCARBON. 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.