The Valve,solenoid, cataloged under National Stock Number 4810-00-421-3904, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Alter & Sons Inc.. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-421-3904 |
| Primary Part Number | 20211AND20253 |
| Item Name | Valve,solenoid |
| FSC / FSG | 4810 / 48 — No Item Name Available |
| Manufacturer | Alter & Sons Inc. |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGMDIAPHRAGM |
| Connection Style | SOCKET (TUBE) SECOND ENDSOCKET (TUBE) SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END0.625 INCHES FIRST END IN |
| Material | COPPER ALLOY BODYCOPPER ALLOY BODY |
| Connection Style | SOCKET (TUBE) FIRST ENDSOCKET (TUBE) FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST ENDUNTHREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END0.500 INCHES SECOND END IN |
| Phase | SINGLESINGLE |
| Material | PLASTIC SEATPLASTIC SEAT |
| Voltage in Volts and Current Type | 115.0 AC AND 115.0 AC AND 208.0 AC208.0 AC |
| Frequency in Hertz | 50.0 AND 50.0 AND 60.060.0 |
| Style Designator | STRAIGHT THRUSTRAIGHT THRU |
| Media for Which Designed | WATER-OIL-GAS THIRD RESPONSEWATER-OIL-GAS THIRD RESPONSE |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Operation Method | SOLENOIDSOLENOID |
| Mounting Position | HORIZONTAL OR HORIZONTAL OR VERTICALVERTICAL |
| Flow Control Device Normal Operation Position | CLOSED |
| Maximum Operating Temp | 240.0 FAHRENHEIT SINGLE RESPONSE240.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | REFRIGERANT 22 SECOND RESPONSEREFRIGERANT 22 SECOND RESPONSE |
| Current Rating in Amps | 0.1000.100 |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND ENDUNTHREADED INTERNAL TUBE SECOND END |
| Media for Which Designed | REFRIGERANT 12 FIRST RESPONSEREFRIGERANT 12 FIRST RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20211AND20253 | Alter & Sons Inc. (USA) |
| 19022 | Alter & Sons Inc. (USA) |
NSN 4810-00-421-3904 is a Valve,solenoid, manufactured by Alter & Sons Inc., classified under FSC 4810 (No Item Name Available). Status: active.
NSN 4810-00-421-3904 has 2 cross-referenced part numbers: 20211AND20253 (Alter & Sons Inc.), 19022 (Alter & Sons Inc.).
There are 6 known substitutes for 4810-00-421-3904: 1005-00-138-3018, 5945-00-421-6363, 5355-00-826-8722 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20211AND20253: Flow Control Device: DIAPHRAGMDIAPHRAGM; Connection Style: SOCKET (TUBE) SECOND ENDSOCKET (TUBE) SECOND END; Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END0.625 INCHES FIRST END IN; Material: COPPER ALLOY BODYCOPPER ALLOY BODY. 23 total characteristics are documented in the Federal Logistics Information System.