The Relay,electromagnetic, cataloged under National Stock Number 5945-01-078-6681, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-078-6681 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 240.0 AC AND 125.0 DC |
| 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 | 2.380 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Precious Material | GOLD AND SILVER |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.5 AMPERES AC AND 500.0 MILLIAMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 60.0 NOMINAL |
| Time Delay | 30.00 SECONDS NOMINAL FIXED OPERATE TIME |
| Coil Quantity | 1 |
| Surface Treatment | GOLD CONTACT |
| Environmental Protection | HERMETIC |
| Precious Material and Location | CONTACTS SILVER AND CONTACT SURFACES GOLD |
| Cubic Measure | 16.033 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 208.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Material | PLASTIC CASE |
| Material | SILVER CONTACT |
| Terminal Type and Quantity | 4 QUICK DISCONNECT, MALE ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 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 |
| Reference | Meaning |
|---|---|
| CJ1-557-AXX-208VAC-3 | C/1 Advisory reference — outside the item-of-supply concept Eaton Corp Heinemann Products Commercial Controls Div |
| 716-316-SS | C/1 Advisory reference — outside the item-of-supply concept Dieterich Standard Corp Sub of Dover Corp |
| CJ1-577-AXX-208VAC-30SEC | 3/9 Design control — primary reference Eaton Corp Heinemann Products Commercial Controls Div |
NSN 5945-01-078-6681 is a Relay,electromagnetic, classified under FSC 5945, Relays and Solenoids. Status: active.
Key specifications for 5945-01-078-6681: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 3.450 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 240.0 AC AND 125.0 DC; 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.