The Relay,electromagnetic, cataloged under National Stock Number 5945-00-581-9522, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-581-9522 |
| Primary Part Number | K44432 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Main Contact Load Current Rating at Maximum Rated Voltage | 25.0 AMPERES AC INDUCTIVE LOAD |
| Duty Type | CONTINUOUS |
| Frequency in Hertz | 60.0 NOMINAL |
| Nominal Operating Current Rating and Type | 105.0 MILLIAMPERES AC SINGLE WINDING |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5945-00-581-9522 is a Relay,electromagnetic, manufactured by Ward Leonard Ct Llc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-581-9522 has 3 manufacturer part numbers on file: HN61NB028 (Carrier Corp), K44432 (Ward Leonard Ct Llc), 26626-4 (Ward Leonard Ct Llc).
1 possible match (shared part number, not a government interchangeability claim): 6680-00-909-0935. Verify interchangeability with system specifications before substitution.
Key specifications for K44432: Overall Height: 2.930 INCHES NOMINAL IN; Main Contact Load Current Rating at Maximum Rated Voltage: 25.0 AMPERES AC INDUCTIVE LOAD; Duty Type: CONTINUOUS; Overall Length: 4.870 INCHES NOMINAL IN. 7 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.