The Relay,electromagnetic, cataloged under National Stock Number 5945-01-243-6198, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 25 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-243-6198 |
| Primary Part Number | 0490-0844 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 SLOTTED HOLE SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 230.0 AC |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Arc Quenching Method | AIR |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Precious Material | SILVER |
| Main Contact Load Current Rating at Maximum Rated Voltage | 40.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Frequency in Hertz | 60.0 NOMINAL |
| Coil Quantity | 1 |
| Surface Treatment | CADMIUM CONTACT |
| Environmental Protection | DUSTPROOF |
| Precious Material and Location | CONTACTS SILVER |
| Cubic Measure | 44.689 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 24.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Material | PLASTIC CASE |
| Material | SILVER CONTACT |
| Terminal Type and Quantity | 10 SCREW ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 4 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Purpose for Which Designed | GENERAL |
| Mounting Slot Width | 0.203 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| 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 |
|---|---|
| 0490-0844 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0490-0844 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| ACC440-8011A | 5/9 Secondary reference Cooper Industries Inc Cooper Distribution Equipment Div |
| 2200-EB440EA-15 | 5/9 Secondary reference Burgess Inc |
| 0490-0844 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 2200-EB440EA-15 | 5/9 Secondary reference Allied Controls, Inc. |
NSN 5945-01-243-6198 is a Relay,electromagnetic, manufactured by Keysight Technologies Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-243-6198 has 1 manufacturer part number on file: 0490-0844 (Keysight Technologies Inc).
Key specifications for 0490-0844: Mounting Facility Type and Quantity: 4 SLOTTED HOLE SINGLE MOUNTING FACILITY; Overall Height: 3.531 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 230.0 AC; Fragility Factor: MODERATELY RUGGED. 25 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.