The Switch,thermostatic, cataloged under National Stock Number 5930-01-009-5679, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-009-5679 |
| Primary Part Number | 342C271H02 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Width Across Flats | 1.125 INCHES NOMINAL IN |
| Frequency in Hertz | 60.0 SINGLE VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Overall Diameter | 0.614 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Contact Adjustment Range | +25.00 TO 225.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Criticality Code Justification | FEAT |
| Style Designator | CYLINDRICAL |
| Temp Sensing Element Type | EXPANDING SHELL |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SCREW |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 3.660 INCHES MINIMUM AND 3.720 INCHES MAXIMUM IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 2A SINGLE THREADED BUSHING A |
| Contact Stimulus Rating | 149.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 156.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 147.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 154.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 2.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 14 SINGLE THREADED BUSHING |
| Thread Series Designator | NPT SINGLE THREADED BUSHING |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE, PRESET |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 342C271H02 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| 23-020110-000 | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| Reference | Meaning |
|---|---|
| 342C271H02 | 3/9 Design control — primary reference U.S. Government activity |
| 20113-0-67 | 5/9 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
NSN 5930-01-009-5679 is a Switch,thermostatic, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-009-5679 has 2 manufacturer part numbers on file: 342C271H02 (Northrop Grumman Support Services Corp), 23-020110-000 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).
Key specifications for 342C271H02: Width Across Flats: 1.125 INCHES NOMINAL IN; Frequency in Hertz: 60.0 SINGLE VOLTAGE; Contact Action Stimulus: INCREASE; Terminal Type: SCREW. 22 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.