The Valve,rotary,selector, cataloged under National Stock Number 4820-01-304-5593, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-304-5593 |
| Primary Part Number | 8423E6D2M |
| Item Name | Valve,rotary,selector |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Flow Control Device | PORTED ROTOR |
| Maximum Operating Temp and Media for Which Designed | 160.0 FAHRENHEIT OIL, HYDRAULIC AND 160.0 FAHRENHEIT AIR DEGF |
| Operating Pressure and Type | 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED AND 3000.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LBS |
| Connection Type | THREADED INTERNAL BOSS |
| Valve Size | 0.375 INCHES IN |
| Flow Type | THREE-WAY |
| Nominal Thread Size | 0.563 INCHES IN |
| Body Material | ALUMINUM |
| Mounting Facility | SUB-PLATE |
| Connection Location | BOTTOM |
| Thread Class | 3B |
| Connection Quantity | 3 |
| Thread Series Designator | UNF |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 8423E6D2M PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| Reference | Meaning |
|---|---|
| 8423E6D2M | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-01-304-5593 is a Valve,rotary,selector, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-304-5593 has 1 manufacturer part number on file: 8423E6D2M (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).
Key specifications for 8423E6D2M: Flow Control Device: PORTED ROTOR; Maximum Operating Temp and Media for Which Designed: 160.0 FAHRENHEIT OIL, HYDRAULIC AND 160.0 FAHRENHEIT AIR DEGF; Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED AND 3000.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LBS; Connection Type: THREADED INTERNAL BOSS. 14 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.