The Relay,electromagnetic, cataloged under National Stock Number 5945-01-277-3213, 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 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5945-01-277-3213 |
| Primary Part Number | 0490-1337 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 250.0 AC AND 30.0 DC |
| Fragility Factor | MODERATELY RUGGED |
| Arc Quenching Method | AIR |
| Main Contact Load Current Rating at Maximum Rated Voltage | 4.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Winding DC Resistance Rating | 130.0 OHMS NOMINAL ALL WINDINGS |
| Features Provided | POLARIZED AND LATCHING CONTACTS |
| Coil Quantity | 2 |
| Cubic Measure | 0.240 CUBIC INCHES |
| Winding Quantity | 2 |
| Operating Voltage Rating and Type at Specified Temp | 5.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS |
| Material | PLASTIC CASE |
| Energizing Element Power Rating | 192.0 MILLIWATTS |
| Terminal Type and Quantity | 12 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 4 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| 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 |
|---|---|
| S4EBL2-5VH24 | Aromat Corp (USA) |
| 0490-1337 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0490-1337 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0490-1337 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5945-01-277-3213 is a Relay,electromagnetic, manufactured by Keysight Technologies Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-277-3213 has 2 manufacturer part numbers on file: S4EBL2-5VH24 (Aromat Corp), 0490-1337 (Keysight Technologies Inc).
Key specifications for 0490-1337: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Overall Height: 0.421 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 250.0 AC AND 30.0 DC; Fragility Factor: MODERATELY RUGGED. 18 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.