The Switch,thermostatic, cataloged under National Stock Number 5930-01-368-2598, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Loral Corp. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-01-368-2598 |
| Primary Part Number | 550004-00 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Loral Corp |
| Status | ACTIVE |
| Width Across Flats | 0.281 INCHES NOMINAL IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | TAB, SOLDER LUG |
| Precious Material | GOLD |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | THREADED STUD(S) |
| Style Designator | PLUG |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Nominal Thread Size | 0.250 INCHES SINGLE THREADED STUD IN |
| Body Length | 0.170 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Precious Material and Location | CONTACTS GOLD |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 2A SINGLE THREADED STUD A |
| Contact Stimulus Rating | 87.80 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 104.40 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Thread Series Designator | UNF SINGLE THREADED STUD |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 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 |
|---|---|
| 550004-00 PRIMARY | Loral Corp (USA) |
| Reference | Meaning |
|---|---|
| 550004-00 | 5/9 Secondary reference Loral Terracom Div of Loral Corp |
| KLIXON3BTD3-45 | 5/9 Secondary reference Texas Instruments Incorporated |
NSN 5930-01-368-2598 is a Switch,thermostatic, manufactured by Loral Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-368-2598 has 1 manufacturer part number on file: 550004-00 (Loral Corp).
Key specifications for 550004-00: Width Across Flats: 0.281 INCHES NOMINAL IN; Contact Action Stimulus: DECREASE; Terminal Type: TAB, SOLDER LUG; Precious Material: GOLD. 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.