The Switch,thermostatic, cataloged under National Stock Number 5930-00-252-1592, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ametek Airtechnology Group Limited. Government technical data includes 24 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-252-1592 |
| Primary Part Number | 089788-00 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Ametek Airtechnology Group Limited |
| Status | ACTIVE |
| Body Diameter | 0.640 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 FIRST VOLTAGE |
| Frequency in Hertz | 60.0 SECOND VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 6.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Body Height | 0.364 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.140 INCHES NOMINAL IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Distance Between Mounting Facility Centers | 0.937 INCHES NOMINAL IN |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 450.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS |
| Contact Stimulus Rating | 49.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 39.00 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 THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| 089788-00 | Ametek Airtechnology Group Limited (GBR) |
| Reference | Meaning |
|---|---|
| 4344-144-24 | 5/2 Secondary reference U.S. Government activity |
| C4344-144-24 | 5/9 Secondary reference U.S. Government activity |
| 1-722214-2 | 3/9 Design control — primary reference Elwell-Parker Electric Co |
NSN 5930-00-252-1592 is a Switch,thermostatic, manufactured by Ametek Airtechnology Group Limited, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-252-1592 has 1 manufacturer part number on file: 089788-00 (Ametek Airtechnology Group Limited).
Key specifications for 089788-00: Body Diameter: 0.640 INCHES MAXIMUM IN; Overall Height: 0.500 INCHES MAXIMUM IN; Frequency in Hertz: 60.0 FIRST VOLTAGE; Frequency in Hertz: 60.0 SECOND VOLTAGE. 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.