The Relay,electromagnetic, cataloged under National Stock Number 5945-01-197-1865, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Department of the Army Hq United States Army Communications Research and Development Command. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-197-1865 |
| Primary Part Number | B4030300 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Fragility Factor | MODERATELY RUGGED |
| Arc Quenching Method | AIR |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Terminal Type and Quantity | 4 THREADED STUD ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| 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 |
|---|---|
| B4030300 PRIMARY | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
NSN 5945-01-197-1865 is a Relay,electromagnetic, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-197-1865 has 1 manufacturer part number on file: B4030300 (Department of the Army Hq United States Army Communications Research and Development Command).
Key specifications for B4030300: Fragility Factor: MODERATELY RUGGED; Arc Quenching Method: AIR; Duty Type: CONTINUOUS; Storage Type: GENERAL PURPOSE WAREHOUSE. 9 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.