The Relay,hybrid, cataloged under National Stock Number 5945-01-303-9973, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-303-9973 |
| Primary Part Number | PMALCS |
| Item Name | Relay,hybrid |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| PMALCS PRIMARY | Te Connectivity Corporation (USA) |
| PMALCX | Eaton Yale Ltdcutler-Hammer Industrial Controls (CAN) |
| PMALCS | Thomas and Betts Corp (USA) |
| Reference | Meaning |
|---|---|
| PMALCS | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5945-01-303-9973 is a Relay,hybrid, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-303-9973 has 3 manufacturer part numbers on file: PMALCS (Te Connectivity Corporation), PMALCX (Eaton Yale Ltdcutler-Hammer Industrial Controls), PMALCS (Thomas and Betts Corp).
1 possible match (shared part number, not a government interchangeability claim): 6110-01-328-3532. Verify interchangeability with system specifications before substitution.
Key specifications for PMALCS: Special Features: 8.00 CU.IN.;SERIES PMA POWER QUALITY MONITOR IS DESIGNED TO PROVIDE 3 PHASE PROTECTION FOR MOTORS AND CRITICAL ELECTRICAL EQUIPMENT;OPERATING VOLTAGE 440-480 VOLTS 50/60 HZ; End Item Identification: AC CONTROLLER PART NUMBER 12090-100-1 ONBOARD 378 FT WHEC COAST GUARD VESSELS FT. 0 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.