The Valve,solenoid, cataloged under National Stock Number 4810-01-220-0845, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4810-01-220-0845 |
| Primary Part Number | 218-671-6 120V AC |
| Item Name | Valve,solenoid |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Phase | SINGLE |
| Nominal Pipe Size Accommodated | 0.879 INCHES ALL ENDS IN |
| Frequency in Hertz | 60.0 |
| Voltage in Volts and Current Type | 120.0 AC |
| Connection Style | SOCKET ALL ENDS |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | REFRIGERANT 12 SINGLE RESPONSE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE |
| Material | COPPER ALLOY STEM |
| Material | COPPER ALLOY 377 BODY |
| Valve Operation Method | SOLENOID |
| Current Rating in Amps | 0.200 |
| Flow Control Device Normal Operation Position | UNIVERSAL |
| 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 |
|---|---|
| 218-671-6 120V AC PRIMARY | Automatic Switch Company Dba Asco (USA) |
| AV218-671 P/N 218-671-6 120VAC | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| AV218-671-6 120 | C/1 Advisory reference — outside the item-of-supply concept Automatic Switch Company Dba Asco |
| AV218-671 | D/9 Drawing number reference only Automatic Switch Company Dba Asco |
NSN 4810-01-220-0845 is a Valve,solenoid, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-220-0845 has 2 manufacturer part numbers on file: 218-671-6 120V AC (Automatic Switch Company Dba Asco), AV218-671 P/N 218-671-6 120VAC (Automatic Switch Company Dba Asco).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-384-9250. Verify interchangeability with system specifications before substitution.
Key specifications for 218-671-6 120V AC: Flow Control Device: DISK; Phase: SINGLE; Nominal Pipe Size Accommodated: 0.879 INCHES ALL ENDS IN; Frequency in Hertz: 60.0. 16 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.