The Adapter,valve Lower, cataloged under National Stock Number 4820-01-185-4396, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-185-4396 |
| Primary Part Number | V-3056 |
| Item Name | Adapter,valve Lower |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| General Characteristics Item Description | BRONZE PER QQ-P-330 |
| 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 |
|---|---|
| V-7663 PIECE 18 | Tyco Fire Products Lp (USA) |
| V-3056 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| V-7663 | D/9 Drawing number reference only Tyco Fire Products Lp |
NSN 4820-01-185-4396 is a Adapter,valve Lower, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-185-4396 has 2 manufacturer part numbers on file: V-7663 PIECE 18 (Tyco Fire Products Lp), V-3056 (Portland Valve Llc).
Key specifications for V-3056: General Characteristics Item Description: BRONZE PER QQ-P-330. 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.