The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-208-3091, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Electric Co Alco Controls Div. Government technical data includes 9 specifications, 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 | 4820-01-208-3091 |
| Primary Part Number | FA5-18 WITH RX190 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| Status | ACTIVE |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Style Designator | SOCKET |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 0.0 TO 80.0 CAMERA MOUNT |
| First End Connection Type | UNTHREADED INTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 2.125 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Media for Which Designed | REFRIGERANT R-22 |
| 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 |
|---|---|
| FA5-18-S17 | Emerson Electric Co Alco Controls Div (USA) |
| FA5-18 WITH RX190 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| F10842-FA5-18 | Emerson Electric Co Alco Controls Div (USA) |
NSN 4820-01-208-3091 is a Valve,regulating,fluid Pressure, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-208-3091 has 3 manufacturer part numbers on file: FA5-18-S17 (Emerson Electric Co Alco Controls Div), FA5-18 WITH RX190 (Emerson Electric Co Alco Controls Div), F10842-FA5-18 (Emerson Electric Co Alco Controls Div).
Key specifications for FA5-18 WITH RX190: Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; First End Style Designator: SOCKET; End Connection Quantity: 2. 9 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.