The Switch,thermostatic, cataloged under National Stock Number 5930-01-173-2633, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-173-2633 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Bulb Length | 3.000 INCHES NOMINAL IN |
| Bulb Diameter | 0.375 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Contact Load Current Rating | 24.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 0.5 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Contact Load Current Rating | 24.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Contact Adjustment Range | -10.00 TO 65.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Body Height | 4.078 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.297 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR W/BRACKET |
| Longest Vertical Distance Between Mounting Centers | 3.125 INCHES NOMINAL IN |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SCREW |
| Features Provided | ELECTRICAL ACCESS PORT |
| Capillary Tube Length | 72.0 INCHES NOMINAL IN |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Precious Material and Location | CONTACTS SILVER |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 35.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 25.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE, PRESET |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 240.0 DC 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 |
| Reference | Meaning |
|---|---|
| A72AE-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-173-2633 is a Switch,thermostatic, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-01-173-2633: Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Mounting Facility Pattern: FOUR POSITION RECTANGULAR; Bulb Length: 3.000 INCHES NOMINAL IN. 29 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.