The Switch,thermostatic, cataloged under National Stock Number 5930-01-111-9972, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Thales Nederland. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-111-9972 |
| Primary Part Number | 3522 500 26989 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Thales Nederland |
| Status | ACTIVE |
| Body Diameter | 0.665 INCHES MAXIMUM IN |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Frequency in Hertz | 60.0 FIRST VOLTAGE |
| Contact Action Stimulus | DECREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.0 AMPERES INDUCTIVE LOAD AND 1.0 AMPERES LAMP LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.5 AMPERES INDUCTIVE LOAD AND 500.0 MILLIAMPERES LAMP LOAD FIRST VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Nominal Thread Size | 0.750 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 1.500 INCHES NOMINAL IN |
| Operating Temp Rating | 400.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Thread Class | 3A SINGLE THREADED BUSHING A |
| Contact Stimulus Rating | 7.00 DIFFERENTIAL POINT MAXIMUM DEGREES FAHRENHEIT AND 310.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 16 SINGLE THREADED BUSHING |
| Thread Series Designator | UNF SINGLE THREADED BUSHING |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 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 |
|---|---|
| 3522 500 26989 | Thales Nederland (NLD) |
| Reference | Meaning |
|---|---|
| MIL-PRF-24236/25 | 4/1 Identification reference U.S. Government activity |
| M24236/25-BNKCA | 2/2 Government specification standardization U.S. Government activity |
| MIL-S-24236 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-01-111-9972 is a Switch,thermostatic, manufactured by Thales Nederland, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-111-9972 has 1 manufacturer part number on file: 3522 500 26989 (Thales Nederland).
Key specifications for 3522 500 26989: Body Diameter: 0.665 INCHES MAXIMUM IN; Width Across Flats: 1.000 INCHES NOMINAL IN; Frequency in Hertz: 60.0 FIRST VOLTAGE; Contact Action Stimulus: DECREASE. 21 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.