The Relay,thermal, cataloged under National Stock Number 5945-01-550-5645, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-550-5645 |
| Primary Part Number | PCN 427725 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Heater Power Rating in Watts | 2500.0 |
| Heater Voltage Rating in Volts | 240.0 |
| 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 |
|---|---|
| PCN 427725 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
NSN 5945-01-550-5645 is a Relay,thermal, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-550-5645 has 1 manufacturer part number on file: PCN 427725 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
Key specifications for PCN 427725: Heater Power Rating in Watts: 2500.0; Heater Voltage Rating in Volts: 240.0; Special Features: MANUFACTURE NAME: THERMAL CUTOUT; USED ON HEATER MODELS: TTUH-CO ONLY; NOTE; WILL NOT WORK WITH OLD STYLE TTUH-CO MODELS; End Item Identification: BOIL-OUT UNIT. 2 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.