The Switch,thermostatic, cataloged under National Stock Number 5930-00-296-6005, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-296-6005 |
| Primary Part Number | 12-E27121-000-03-0T |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| Status | ACTIVE |
| Body Diameter | 0.625 INCHES NOMINAL IN |
| Contact Action Stimulus | DECREASE |
| Overall Diameter | 1.781 INCHES NOMINAL IN |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 500.0 MILLIAMPERES INDUCTIVE LOAD SECOND VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Thread Length | 0.750 INCHES NOMINAL SINGLE THREADED BUSHING IN |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 2.938 INCHES NOMINAL IN |
| Operating Temp Rating | -273.1 CELSIUS MINIMUM AND 260.0 CELSIUS MAXIMUM DEGC |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 160.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 159.90 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 14 SINGLE THREADED BUSHING |
| Thread Series Designator | NPT SINGLE THREADED BUSHING |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 125.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 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 |
|---|---|
| 12-E27121-000-03-0T PRIMARY | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| Reference | Meaning |
|---|---|
| 27121-0 | 5/9 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| 27121-0-160 DEG F | C/1 Advisory reference — outside the item-of-supply concept Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| 27121-0-160 | 5/9 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
NSN 5930-00-296-6005 is a Switch,thermostatic, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-296-6005 has 1 manufacturer part number on file: 12-E27121-000-03-0T (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).
Key specifications for 12-E27121-000-03-0T: Body Diameter: 0.625 INCHES NOMINAL IN; Contact Action Stimulus: DECREASE; Overall Diameter: 1.781 INCHES NOMINAL IN; Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE. 20 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.