The Relay,electromagnetic, cataloged under National Stock Number 5945-00-018-9704, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-018-9704 |
| Primary Part Number | 578R147H08 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PRINTED CIRCUIT TERMINAL SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Fragility Factor | MODERATELY RUGGED |
| Arc Quenching Method | AIR |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.0 AMPERES AC AND 2.0 AMPERES DC RESISTIVE LOAD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 500.0 MILLIAMPERES AC AND 500.0 MILLIAMPERES DC INDUCTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Criticality Code Justification | FEAT |
| Winding DC Resistance Rating | 4.3 KILOHMS MINIMUM AND 5.8 KILOHMS MAXIMUM SINGLE WINDING |
| Features Provided | POLARIZED |
| Time Delay | 0.015 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Cubic Measure | 0.517 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 8 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 578R147H08 | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| BRAJ28A1P6A3 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 578R147H08 | 3/9 Design control — primary reference U.S. Government activity |
| BRAV28A1P6A3 | 5/2 Secondary reference U.S. Government activity |
NSN 5945-00-018-9704 is a Relay,electromagnetic, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-018-9704 has 1 manufacturer part number on file: 578R147H08 (Northrop Grumman Support Services Corp).
Key specifications for 578R147H08: Mounting Facility Type and Quantity: 1 PRINTED CIRCUIT TERMINAL SINGLE MOUNTING FACILITY; Overall Height: 0.620 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Fragility Factor: MODERATELY RUGGED. 20 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.