The Relay,electromagnetic, cataloged under National Stock Number 5945-01-050-4780, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-050-4780 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Pile-Up Main Contact Form Arrangement | 3C |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 1 CONNECTOR, PLUG ALL FUNCTIONS |
| 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 |
|---|---|
| C8928 | 7/2 Vendor item drawing reference U.S. Government activity |
| 11151-1 | 5/9 Secondary reference United Technologies Corp Hamilton Sundstrand Corp |
| 11151-1 | 3/1 Design control — primary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 5945-01-050-4780 is a Relay,electromagnetic, classified under FSC 5945, Relays and Solenoids. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5998-01-140-2624, 6515-01-153-4806, 4730-01-260-6936. Verify interchangeability with system specifications before substitution.
Key specifications for 5945-01-050-4780: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 3.000 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 3C; Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY. 12 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.