The Valve Cone Assembly, cataloged under National Stock Number 4820-01-330-8846, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Interspiro 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 | 4820-01-330-8846 |
| Primary Part Number | 336-190-064 |
| Item Name | Valve Cone Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Interspiro Inc |
| Status | ACTIVE |
| General Characteristics Item Description | PLASTIC; 0.563 IN. O/A LG; 0.472 IN. DIA ONE END,0.281 IN. DIA OTHER END; 0.177 IN. ID IN |
| 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 |
|---|---|
| 6318041 | Naval Sea Systems Command (USA) |
| 336.190.064 | Interspiro B.v. (NLD) |
| 336-190-064 PRIMARY | Interspiro Inc (USA) |
NSN 4820-01-330-8846 is a Valve Cone Assembly, manufactured by Interspiro Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-330-8846 has 3 manufacturer part numbers on file: 6318041 (Naval Sea Systems Command), 336.190.064 (Interspiro B.v.), 336-190-064 (Interspiro Inc).
Key specifications for 336-190-064: General Characteristics Item Description: PLASTIC; 0.563 IN. O/A LG; 0.472 IN. DIA ONE END,0.281 IN. DIA OTHER END; 0.177 IN. ID IN. 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.