The Switch,thermostatic, cataloged under National Stock Number 5930-01-074-0885, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-074-0885 |
| Primary Part Number | 3150378-2 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Diameter | 0.665 INCHES MAXIMUM IN |
| Width Across Flats | 0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | THREADED BUSHING |
| Thread Length | 0.394 INCHES MINIMUM SINGLE THREADED BUSHING IN |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | BULB |
| Features Provided | HERMETICALLY SEALED CASE |
| Nominal Thread Size | 0.750 INCHES SINGLE THREADED BUSHING IN |
| Body Length | 1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN |
| Operating Temp Rating | 233.0 CELSIUS MAXIMUM AND -54.0 CELSIUS MINIMUM DEGC |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | LIQUID |
| Thread Class | 3A SINGLE THREADED BUSHING A |
| Contact Stimulus Rating | 24.90 ACTUATION POINT MINIMUM DEGREES CELSIUS AND 28.30 ACTUATION POINT MAXIMUM DEGREES CELSIUS AND 1.10 DIFFERENTIAL POINT MINIMUM DEGREES CELSIUS AND 2.80 DIFFERENTIAL POINT MAXIMUM DEGREES CELSIUS |
| Thread Series Designator | UNF SINGLE THREADED BUSHING |
| Contact Adjustability | ACTUATION 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 |
| Hazardous Locations/environmental Protection | VIBRATION RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 563708 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 3150378-2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 21546-3-49-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5930-01-074-0885 is a Switch,thermostatic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-074-0885 has 2 manufacturer part numbers on file: 563708 (Lockheed Martin Corporation Div Rms - Mitchel Field), 3150378-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 3150378-2: Body Diameter: 0.665 INCHES MAXIMUM IN; Width Across Flats: 0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN; Contact Action Stimulus: DECREASE; Terminal Type: CONNECTOR, RECEPTACLE. 23 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.
NSN 5930-01-074-0885 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.