The Relay,electromagnetic, cataloged under National Stock Number 5945-01-171-4158, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 26 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-171-4158 |
| Primary Part Number | 3156000 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 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 | 1.844 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.5 AMPERES AC AND 1.5 AMPERES DC MOTOR LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 800.0 MILLIAMPERES AC AND 800.0 MILLIAMPERES DC LAMP LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES AC AND 3.0 AMPERES DC INDUCTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.142 INCHES MINIMUM AND 0.152 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Winding DC Resistance Rating | 175.0 OHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 200.0 MILLIAMPERES DC SINGLE WINDING |
| Time Delay | 0.02 SECONDS MAXIMUM FIXED RELEASE TIME |
| Time Delay | 0.025 SECONDS MAXIMUM FIXED OPERATE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Cubic Measure | 5.944 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 14 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| 3156000 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 9520-10088 | Leach International Corp Div Leach International Corporation (USA) |
NSN 5945-01-171-4158 is a Relay,electromagnetic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-171-4158 has 2 manufacturer part numbers on file: 3156000 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 9520-10088 (Leach International Corp Div Leach International Corporation).
Key specifications for 3156000: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.812 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Fragility Factor: MODERATELY RUGGED. 26 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.