The Valve,special, cataloged under National Stock Number 4820-01-147-4662, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tactair Fluid Controls Inc Phoenix Controls Div. 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 | 4820-01-147-4662 |
| Primary Part Number | 4416 |
| Item Name | Valve,special |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tactair Fluid Controls Inc Phoenix Controls Div |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 4416 | Tactair Fluid Controls Inc Phoenix Controls Div (USA) |
| 65664-11860-101 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 4820-01-147-4662 is a Valve,special, manufactured by Tactair Fluid Controls Inc Phoenix Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-147-4662 has 2 manufacturer part numbers on file: 4416 (Tactair Fluid Controls Inc Phoenix Controls Div), 65664-11860-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 4416: Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.. 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.