The Valve,flow Control, cataloged under National Stock Number 4820-01-474-8314, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Par Marine Services Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-474-8314 |
| Primary Part Number | 15666023-1 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Par Marine Services Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 15666023-1 | Par Marine Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 15666023-1 | 3/9 Design control — primary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15663000-1 FN 28 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15666023-1 | 3/2 Design control — primary reference U.S. Government activity |
| 15663000-1 FN 28 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-474-8314 is a Valve,flow Control, manufactured by Par Marine Services Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-474-8314 has 1 manufacturer part number on file: 15666023-1 (Par Marine Services Llc).
Key specifications for 15666023-1: Special Features: USED ON PNEUMATIC CONTROL CONSOLE FOR 1566-1 HELICOPTER HANGAR DOOR; End Item Identification: W/S DDG CLASS SHIP. 0 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.