The Switch,thermostatic, cataloged under National Stock Number 5930-01-509-3426, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-509-3426 |
| Primary Part Number | 22-025-176 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| Status | ACTIVE |
| Frequency in Hertz | 50.0 AND 400.0 SINGLE VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | COMPONENT SOCKET |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | PRESS FIT |
| Style Designator | RECTANGULAR |
| Temp Sensing Element Type | THERMOCOUPLE |
| Body Length | 1.934 INCHES NOMINAL IN |
| Operating Temp Rating | -14.0 FAHRENHEIT MINIMUM AND 131.0 FAHRENHEIT MAXIMUM DEGF |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 14.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 131.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE, MANUAL RESET |
| Contact Voltage Rating in Volts | 240.0 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 | X |
| Part Number | Manufacturer |
|---|---|
| 22-025-176 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| 1298-20-D FIND 10 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| Reference | Meaning |
|---|---|
| 1298-20-D | D/9 Drawing number reference only Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| D85123-0 | 3/9 Design control — primary reference Dwyer Instruments Inc |
| D85123-0 | 5/9 Secondary reference U.S. Government activity |
| 8C-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-509-3426 is a Switch,thermostatic, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-509-3426 has 2 manufacturer part numbers on file: 22-025-176 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), 1298-20-D FIND 10 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
1 possible match (shared part number, not a government interchangeability claim): 6240-01-690-5820. Verify interchangeability with system specifications before substitution.
Key specifications for 22-025-176: Overall Height: 3.744 INCHES NOMINAL IN; Frequency in Hertz: 50.0 AND 400.0 SINGLE VOLTAGE; Contact Action Stimulus: INCREASE; Terminal Type: COMPONENT SOCKET. 13 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.