The Relay,electromagnetic, cataloged under National Stock Number 5945-01-263-2809, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-263-2809 |
| Primary Part Number | 0490-1457 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 300.0 AC |
| Fragility Factor | MODERATELY RUGGED |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Arc Quenching Method | AIR |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 30.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 6.0 KILOHMS NOMINAL SINGLE WINDING |
| Coil Quantity | 1 |
| Cubic Measure | 21.178 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Material | PLASTIC CASE |
| Terminal Type and Quantity | 8 SCREW ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Purpose for Which Designed | GENERAL |
| 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 |
|---|---|
| PRD 60697 | Te Connectivity Corporation (USA) |
| 0490-1457 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0490-1457 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 0490-1457 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5945-01-263-2809 is a Relay,electromagnetic, manufactured by Keysight Technologies Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-263-2809 has 2 manufacturer part numbers on file: PRD 60697 (Te Connectivity Corporation), 0490-1457 (Keysight Technologies Inc).
Key specifications for 0490-1457: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 2.500 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 300.0 AC; Fragility Factor: MODERATELY RUGGED. 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.