The Valve,solenoid, cataloged under National Stock Number 4810-01-003-9720, 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 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-003-9720 |
| Primary Part Number | 8263B301 |
| Item Name | Valve,solenoid |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Flow Control Device | PISTON |
| Phase | SINGLE |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Frequency in Hertz | 60.0 |
| Voltage in Volts and Current Type | 120.0 AC |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST END |
| Mounting Position | VERTICAL |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Maximum Operating Temp | 100.0 CELSIUS SINGLE RESPONSE DEGC |
| Thread Quantity Per Inch | 18 FIRST END |
| Material | RUBBER FLOW CONTROL DEVICE |
| Material | COPPER BODY |
| Material | COPPER SEAT |
| Thread Series Designator | NPT FIRST END |
| Valve Operation Method | SOLENOID |
| Current Rating in Amps | 0.010 |
| Flow Control Device Normal Operation Position | CLOSED |
| 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 |
|---|---|
| 8263B301 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| 100031 | 5/9 Secondary reference Federal Equipment and Manufacturing Co., Inc. Div Federal Equipment & Manufacturing Co., Inc. |
NSN 4810-01-003-9720 is a Valve,solenoid, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-003-9720 has 1 manufacturer part number on file: 8263B301 (Automatic Switch Company Dba Asco).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-011-1554, 2590-01-218-2015. Verify interchangeability with system specifications before substitution.
Key specifications for 8263B301: Flow Control Device: PISTON; Phase: SINGLE; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Frequency in Hertz: 60.0. 21 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.