The Relay,electromagnetic, cataloged under National Stock Number 5945-00-642-2855, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Corp Opns & Technical Center. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5945-00-642-2855 |
| Primary Part Number | 6938ED22-19F3 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Eaton Corp Opns & Technical Center |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 250.0 DC |
| Mounting Facility Pattern | IN-LINE SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 2.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Winding DC Resistance Rating | 0.74 OHMS NOMINAL FIRST WINDING |
| Winding DC Resistance Rating | 195.0 OHMS NOMINAL SECOND WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Nominal Thread Size | 0.250 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 2 |
| Winding Quantity | 2 |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| 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 |
|---|---|
| 942-1-28M1PC4 | Eaton Corp Opns & Technical Center (USA) |
| 6938ED22-19F3 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| 942-1-28M1ALT1PC4 | Eaton Corp Opns & Technical Center (USA) |
| Reference | Meaning |
|---|---|
| 98704-6307-551388PC4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5945-00-642-2855 is a Relay,electromagnetic, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-642-2855 has 3 manufacturer part numbers on file: 942-1-28M1PC4 (Eaton Corp Opns & Technical Center), 6938ED22-19F3 (Eaton Corp Opns & Technical Center), 942-1-28M1ALT1PC4 (Eaton Corp Opns & Technical Center).
Key specifications for 6938ED22-19F3: Mounting Facility Type and Quantity: 2 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 4.000 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 250.0 DC; Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY. 13 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.