The Switch,thermostatic, cataloged under National Stock Number 5930-01-300-1816, 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 29 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-300-1816 |
| Primary Part Number | 17-321-0-40DEGRE |
| 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 | 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Mounting Facility Pattern | ISOSCELES TRIANGLE |
| Overall Diameter | 1.750 INCHES NOMINAL IN |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) |
| Contact Adjustment Range | -100.00 TO 400.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Style Designator | CYLINDRICAL W/FLANGE |
| Longest Vertical Distance Between Mounting Centers | 0.937 INCHES NOMINAL IN |
| Temp Sensing Element Type | EXPANDING SHELL |
| Shortest Horizontal Distance Between Mounting Centers | 0.540 INCHES NOMINAL IN |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SCREW |
| Nominal Thread Size | 0.164 INCHES ALL THREADED HOLE IN |
| Body Length | 3.562 INCHES MINIMUM AND 3.624 INCHES MAXIMUM IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 2B ALL THREADED HOLE |
| Contact Stimulus Rating | 40.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 32 ALL THREADED HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL THREADED HOLE |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE, PRESET |
| Contact Voltage Rating in Volts | 115.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Longest Horizontal Distance Between Mounting Centers | 1.082 INCHES NOMINAL IN |
| Hazardous Locations/environmental Protection | VIBRATION RESISTANT |
| 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 |
|---|---|
| 17-321-0-40DEGRE PRIMARY | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
NSN 5930-01-300-1816 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 5930-01-300-1816 has 1 manufacturer part number on file: 17-321-0-40DEGRE (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).
Key specifications for 17-321-0-40DEGRE: Body Diameter: 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD; Mounting Facility Pattern: ISOSCELES TRIANGLE. 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.