The Switch,thermostatic, cataloged under National Stock Number 5930-01-300-5598, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sullair Corp. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-300-5598 |
| Primary Part Number | 242257 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Sullair Corp |
| Status | ACTIVE |
| Body Diameter | 0.525 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | QUICK DISCONNECT, MALE |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | IMMERSION WELL |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 1.791 INCHES NOMINAL IN |
| Operating Temp Rating | 300.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 245.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 255.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 222.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 238.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Thread Quantity Per Inch | 14 SINGLE THREADED BUSHING |
| Thread Series Designator | PTF-SAE SHORT SINGLE THREADED BUSHING |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 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 |
|---|---|
| 08-819115-002 | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| 242257 PRIMARY | Sullair Corp (USA) |
| Reference | Meaning |
|---|---|
| 5100-001-273-0521 | 5/2 Secondary reference U.S. Government activity |
| 08-810407-194 | C/1 Advisory reference — outside the item-of-supply concept Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
NSN 5930-01-300-5598 is a Switch,thermostatic, manufactured by Sullair Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-300-5598 has 2 manufacturer part numbers on file: 08-819115-002 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems), 242257 (Sullair Corp).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-440-6542. Verify interchangeability with system specifications before substitution.
Key specifications for 242257: Body Diameter: 0.525 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN; Width Across Flats: 0.875 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: QUICK DISCONNECT, MALE. 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.