The Relay,electromagnetic, cataloged under National Stock Number 5945-00-502-7564, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Electric Co Medical Systems Div. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-502-7564 |
| Primary Part Number | 303C159P1 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | General Electric Co Medical Systems Div |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 28.0 DC |
| Mounting Facility Pattern | CIRUCLAR SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 655.0 OHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 40.0 MILLIAMPERES DC SINGLE WINDING |
| Time Delay | 0.006 SECONDS NOMINAL FIXED RELEASE TIME |
| Time Delay | 6.00 SECONDS NOMINAL FIXED OPERATE TIME |
| Coil Quantity | 1 |
| Angle Between Adjacent Mounting Facilities | 120.0 DEGREES NOMINAL SINGLE MOUNTING FACILITY |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 5 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| 303C159P1 | General Electric Co Medical Systems Div (USA) |
| Reference | Meaning |
|---|---|
| MTRH3105 | 5/9 Secondary reference U.S. Government activity |
| 303C159P1 | 3/9 Design control — primary reference General Electric Company |
NSN 5945-00-502-7564 is a Relay,electromagnetic, manufactured by General Electric Co Medical Systems Div, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-502-7564 has 1 manufacturer part number on file: 303C159P1 (General Electric Co Medical Systems Div).
Key specifications for 303C159P1: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 0.910 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 28.0 DC; Mounting Facility Pattern: CIRUCLAR SINGLE MOUNTING FACILITY. 17 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.