The Switch,thermostatic, cataloged under National Stock Number 5930-01-226-2607, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems. Government technical data includes 28 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-226-2607 |
| Primary Part Number | A4/65050/4698 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems |
| Status | ACTIVE |
| Body Diameter | 0.640 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 FIRST VOLTAGE |
| Frequency in Hertz | 60.0 FOURTH VOLTAGE |
| Frequency in Hertz | 60.0 THIRD VOLTAGE |
| Frequency in Hertz | 0.0 SECOND VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) AND SLOT |
| Body Height | 0.315 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.140 INCHES NOMINAL IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | DISC |
| Distance Between Mounting Facility Centers | 0.937 INCHES NOMINAL IN |
| Operating Temp Rating | -80.0 FAHRENHEIT MINIMUM AND 550.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 250.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 220.00 DEACTUATION POINT NOMINAL DEGREES CELSIUS |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 30.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL FOURTH VOLTAGE |
| Mounting Slot Width | 0.140 INCHES NOMINAL IN |
| 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 |
|---|---|
| A4/65050/4698 | Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems (GBR) |
| 65050/4698 | Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems (GBR) |
| Reference | Meaning |
|---|---|
| 65050/4698 | 5/9 Secondary reference Racal Radar Defence Systems Ltd |
| M1-250-220-1-4-1 | 3/2 Design control — primary reference U.S. Government activity |
| A4/65050/4698 | 5/9 Secondary reference Racal Radar Defence Systems Ltd |
NSN 5930-01-226-2607 is a Switch,thermostatic, manufactured by Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-226-2607 has 2 manufacturer part numbers on file: A4/65050/4698 (Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems), 65050/4698 (Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems).
Key specifications for A4/65050/4698: Body Diameter: 0.640 INCHES MAXIMUM IN; Overall Height: 0.364 INCHES NOMINAL IN; Frequency in Hertz: 60.0 FIRST VOLTAGE; Frequency in Hertz: 60.0 FOURTH VOLTAGE. 28 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.