The Relay,electromagnetic, cataloged under National Stock Number 5945-00-589-9704, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cooper Wheelock, Inc.. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5945-00-589-9704 |
| Primary Part Number | RX1440 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Cooper Wheelock, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Pile-Up Main Contact Form Arrangement | 1A A |
| Main Contact Maximum Voltage Rating in Volts | 120.0 AC |
| Mounting Facility Pattern | TRIANGLE SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle | 1.687 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Frequency in Hertz | 60.0 NOMINAL |
| Winding DC Resistance Rating | 500.0 OHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 9.0 MILLIAMPERES AC SINGLE WINDING |
| Nominal Thread Size | 0.164 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 440.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Terminal Type and Quantity | 4 PIN ALL FUNCTIONS |
| 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 |
|---|---|
| RX1440 PRIMARY | Cooper Wheelock, Inc. (USA) |
| A2061031-2 | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A2061031-21SSB | 5/9 Secondary reference L3harris Technologies, Inc. |
| A2061031-2ISSB | 5/9 Secondary reference L3harris Technologies, Inc. |
| A2061031-2ISSUEB | 5/9 Secondary reference L3harris Technologies, Inc. |
NSN 5945-00-589-9704 is a Relay,electromagnetic, manufactured by Cooper Wheelock, Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-589-9704 has 2 manufacturer part numbers on file: RX1440 (Cooper Wheelock, Inc.), A2061031-2 (L3harris Technologies, Inc.).
Key specifications for RX1440: Mounting Facility Type and Quantity: 3 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 1.900 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 1A A; Main Contact Maximum Voltage Rating in Volts: 120.0 AC. 18 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.