The Relay,electromagnetic, cataloged under National Stock Number 5945-01-077-8684, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-077-8684 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 600.0 AC |
| Main Contact Load Current Rating at Maximum Rated Voltage | 9.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Frequency in Hertz | 50.0 NOMINAL OR 60.0 NOMINAL |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS AC 25 DEG CELSIUS AND 120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Nonpile-Up Main Contact Arrangement | 3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| 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 |
|---|---|
| AH30-1031-G-20 | 3/9 Design control — primary reference Cooper Industries Inc Cooper Distribution Equipment Div |
| K143-2 | 5/9 Secondary reference Raytheon Technical Services Company |
| K143-2 | 7/2 Vendor item drawing reference Cae Usa Inc. |
NSN 5945-01-077-8684 is a Relay,electromagnetic, classified under FSC 5945, Relays and Solenoids. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2520-01-278-7415. Verify interchangeability with system specifications before substitution.
Key specifications for 5945-01-077-8684: Overall Height: 4.500 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 600.0 AC; Main Contact Load Current Rating at Maximum Rated Voltage: 9.0 AMPERES AC RESISTIVE LOAD; Duty Type: CONTINUOUS. 8 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.