The Relay,electromagnetic, cataloged under National Stock Number 5945-01-522-3529, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Tyco Electronics. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5945-01-522-3529 |
| Primary Part Number | K81A B47 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Tyco Electronics |
| Status | ACTIVE |
| Duty Type | CONTINUOUS |
| Minimum Differential Electrical Operating Rating | 16.0 VOLTS |
| Frequency in Hertz | 60.0 MAXIMUM |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| Energizing Element Power Rating | 2.4 WATTS |
| 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 |
|---|---|
| K81A B47 | Tyco Electronics (USA) |
| Reference | Meaning |
|---|---|
| 3BHL000986P4000 | C/1 Advisory reference — outside the item-of-supply concept Abb Oy Marine Ja Turboahtimet |
| 3BHL000986P4000 | 3/9 Design control — primary reference Abb Oy Marine Ja Turboahtimet |
NSN 5945-01-522-3529 is a Relay,electromagnetic, manufactured by Tyco Electronics, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-522-3529 has 1 manufacturer part number on file: K81A B47 (Tyco Electronics).
Key specifications for K81A B47: Overall Height: 0.760 INCHES NOMINAL IN; Duty Type: CONTINUOUS; Minimum Differential Electrical Operating Rating: 16.0 VOLTS; Overall Length: 2.230 INCHES NOMINAL IN. 6 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.