The Relay,electromagnetic, cataloged under National Stock Number 5945-01-537-2486, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-537-2486 |
| Primary Part Number | 00004A3780-1 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| Status | ACTIVE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.970 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Special Test Features | OPERATING TEMPERATURE = (55C) TO 85C |
| Winding DC Resistance Rating | 1.0 OHMS NOMINAL ALL WINDINGS |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 85 DEG CELSIUS ALL WINDINGS |
| Test Data Document | 96906-MIL-PRF-6106 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| 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 |
|---|---|
| 00004A3780-1 PRIMARY | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| M509 PRIMARY | Leach International Corp Div Leach International Corporation (USA) |
| 00004A3780-1 | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems (USA) |
| Reference | Meaning |
|---|---|
| 00004A3780-1 01365 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5945-01-537-2486 is a Relay,electromagnetic, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-537-2486 has 3 manufacturer part numbers on file: 00004A3780-1 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), M509 (Leach International Corp Div Leach International Corporation), 00004A3780-1 (Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems).
Key specifications for 00004A3780-1: Overall Height: 2.750 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.970 INCHES NOMINAL FIRST MOUNTING FACILITY IN; Special Test Features: OPERATING TEMPERATURE = (55C) TO 85C; Overall Length: 4.750 INCHES NOMINAL IN. 5 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.