The Valve,solenoid, cataloged under National Stock Number 4810-01-025-0483, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Automatic Switch Company Dba Asco. Government technical data includes 19 specifications, 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-025-0483 |
| Primary Part Number | 8320A31 |
| Item Name | Valve,solenoid |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Voltage in Volts and Current Type | 24.0 AC |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 40.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.125 INCHES ALL ENDS IN |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | SOLENOID |
| Current Rating in Amps | 0.250 |
| Flow Control Device Normal Operation Position | OPEN |
| 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 |
|---|---|
| 8320A31 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| HVA-158-356 PRIMARY | Automatic Switch Company Dba Asco (USA) |
NSN 4810-01-025-0483 is a Valve,solenoid, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-025-0483 has 2 manufacturer part numbers on file: 8320A31 (Automatic Switch Company Dba Asco), HVA-158-356 (Automatic Switch Company Dba Asco).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-034-2709. Verify interchangeability with system specifications before substitution.
Key specifications for 8320A31: Flow Control Device: DISK; Phase: SINGLE; Frequency in Hertz: 60.0; Voltage in Volts and Current Type: 24.0 AC. 19 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.