The Switch,thermostatic, cataloged under National Stock Number 5930-01-124-2089, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telemeter Electronic Gmbh. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-124-2089 |
| Primary Part Number | M1-212-190-182 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Telemeter Electronic Gmbh |
| Status | ACTIVE |
| Body Diameter | 0.640 INCHES MAXIMUM IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Body Height | 0.315 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.140 INCHES NOMINAL IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Distance Between Mounting Facility Centers | 0.937 INCHES NOMINAL IN |
| Operating Temp Rating | -80.0 FAHRENHEIT MINIMUM AND 550.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | GAS |
| Contact Stimulus Rating | 22.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT AND 190.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 212.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 30.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL FOURTH 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 |
|---|---|
| M1-212-190-182 | Telemeter Electronic Gmbh (DEU) |
| 5L.4671.004.77 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| Reference | Meaning |
|---|---|
| M1-212-190-182 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-124-2089 is a Switch,thermostatic, manufactured by Telemeter Electronic Gmbh, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-124-2089 has 2 manufacturer part numbers on file: M1-212-190-182 (Telemeter Electronic Gmbh), 5L.4671.004.77 (Hensoldt Sensors Gmbh Div Seps).
Key specifications for M1-212-190-182: Body Diameter: 0.640 INCHES MAXIMUM IN; Overall Height: 0.607 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB, SOLDER LUG. 24 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.