The Switch,thermostatic, cataloged under National Stock Number 5930-01-206-4020, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Robertshaw Controls Co New Stanton Div. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-01-206-4020 |
| Primary Part Number | W1M2-19 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Robertshaw Controls Co New Stanton Div |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Contact Load Current Rating | 12.5 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 30.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | CLAMP |
| Style Designator | RECTANGULAR |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Body Length | 1.594 INCHES NOMINAL IN |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 110.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 170.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 190.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE, MANUAL RESET AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 480.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 277.0 AC AT SEA LEVEL FIRST VOLTAGE |
| 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 |
|---|---|
| W1M2-19 | Robertshaw Controls Co New Stanton Div (USA) |
| Reference | Meaning |
|---|---|
| W1M2-11 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| AP-8238 | 3/9 Design control — primary reference Rheem Mfg Co Water Heater Div |
NSN 5930-01-206-4020 is a Switch,thermostatic, manufactured by Robertshaw Controls Co New Stanton Div, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-206-4020 has 1 manufacturer part number on file: W1M2-19 (Robertshaw Controls Co New Stanton Div).
Key specifications for W1M2-19: Overall Height: 3.125 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Contact Load Current Rating: 12.5 AMPERES RESISTIVE LOAD SECOND VOLTAGE. 13 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.