The Switch,thermostatic, cataloged under National Stock Number 5930-01-019-5210, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Wellman Thermal Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-019-5210 |
| Primary Part Number | 44C18 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Wellman Thermal Systems Corp |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB W/SCREW |
| Temp Sensing Element Type | CAPILLARY TUBE |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 50.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 80.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 44C18 PRIMARY | Wellman Thermal Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 44C18 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5930-01-019-5210 is a Switch,thermostatic, manufactured by Wellman Thermal Systems Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-019-5210 has 1 manufacturer part number on file: 44C18 (Wellman Thermal Systems Corp).
Key specifications for 44C18: Contact Action Stimulus: INCREASE; Terminal Type: TAB W/SCREW; Temp Sensing Element Type: CAPILLARY TUBE; Media for Which Designed: GAS OR LIQUID. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.