The Switch,thermostatic, cataloged under National Stock Number 5930-01-088-4059, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Psg Controls, Inc.. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-088-4059 |
| Primary Part Number | 5-09661 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Psg Controls, Inc. |
| Status | ACTIVE |
| Body Diameter | 0.187 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Bulb Length | 1.500 INCHES NOMINAL IN |
| Overall Diameter | 0.187 INCHES NOMINAL IN |
| Bulb Diameter | 0.187 INCHES NOMINAL IN |
| Contact Load Current Rating | 10.0 MILLIAMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 50.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | IMMERSION WELL |
| Style Designator | CYLINDRICAL |
| Temp Sensing Element Type | BULB |
| Body Length | 1.500 INCHES NOMINAL IN |
| Operating Temp Rating | 70.0 CELSIUS MAXIMUM AND 32.0 CELSIUS MINIMUM DEGC |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 140.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 137.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 110.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SECOND 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 |
|---|---|
| 6010844-002 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| 5-09661 PRIMARY | Psg Controls, Inc. (USA) |
NSN 5930-01-088-4059 is a Switch,thermostatic, manufactured by Psg Controls, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-088-4059 has 2 manufacturer part numbers on file: 6010844-002 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 5-09661 (Psg Controls, Inc.).
Key specifications for 5-09661: Body Diameter: 0.187 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD; Bulb Length: 1.500 INCHES NOMINAL IN. 19 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.