The Relay,electromagnetic, cataloged under National Stock Number 5945-01-183-7948, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-183-7948 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Nonpile-Up Auxiliary Contact Arrangement | 2 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 28.0 DC |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 50.0 AMPERES DC RESISTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 10.0 AMPERES DC LAMP LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 20.0 AMPERES DC MOTOR LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 35.0 AMPERES DC INDUCTIVE LOAD |
| Duty Type | CONTINUOUS |
| Frequency in Hertz | 400.0 NOMINAL |
| Thread Direction | RIGHT-HAND SINGLE MOUNTING FACILITY |
| Nominal Operating Current Rating and Type | 0.6 AMPERES DC SINGLE WINDING |
| Nominal Thread Size | 0.190 INCHES SINGLE MOUNTING FACILITY IN |
| Auxiliary Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD |
| Auxiliary Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC AND 5.0 AMPERES DC INDUCTIVE LOAD |
| Auxiliary Contact Load Current Rating at Maximum Rated Voltage | 0.5 AMPERES AC AND 0.5 AMPERES DC LAMP LOAD |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC AND VIBRATION RESISTANT |
| 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 | 1.200 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Terminal Type and Quantity | 4 SOLDER STUD CONTACTS |
| Terminal Type and Quantity | 9 PIN ENERGIZING ELEMENT |
| Nonpile-Up Main Contact Arrangement | 1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Auxiliary Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| 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 |
|---|---|
| GRY14-150-7007 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5945-01-183-7948 is a Relay,electromagnetic, classified under FSC 5945, Relays and Solenoids. Status: active.
Key specifications for 5945-01-183-7948: Nonpile-Up Auxiliary Contact Arrangement: 2 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY; Mounting Facility Type and Quantity: 4 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 3.300 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 28.0 DC. 27 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.