The Switch,thermostatic, cataloged under National Stock Number 5930-00-702-6448, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-702-6448 |
| Primary Part Number | 577R007H02 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Body Diameter | 0.630 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 FIRST VOLTAGE |
| Frequency in Hertz | 400.0 SECOND VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Precious Material | SILVER |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD AND 500.0 MILLIAMPERES INDUCTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 500.0 MILLIAMPERES INDUCTIVE LOAD THIRD VOLTAGE |
| Mounting Method | BRACKET(S) |
| Style Designator | DISC |
| Temp Sensing Element Type | DISC |
| Features Provided | HERMETICALLY SEALED CASE |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 450.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Precious Material and Location | CONTACTS SILVER |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 147.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 149.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 145.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 153.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL SECOND VOLTAGE |
| 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 |
|---|---|
| 577R007H02 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| M213L149040551 | 5/2 Secondary reference U.S. Government activity |
| 577R007H02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-702-6448 is a Switch,thermostatic, manufactured by Westinghouse Electric Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-702-6448 has 1 manufacturer part number on file: 577R007H02 (Westinghouse Electric Corp).
Key specifications for 577R007H02: Body Diameter: 0.630 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN; Overall Height: 0.330 INCHES NOMINAL IN; Frequency in Hertz: 400.0 FIRST VOLTAGE; Frequency in Hertz: 400.0 SECOND VOLTAGE. 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.
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.