The Switch,thermostatic, cataloged under National Stock Number 5930-00-065-4769, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Avionics Specialties, Inc.. Government technical data includes 21 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-065-4769 |
| Primary Part Number | 123C475-1 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Avionics Specialties, Inc. |
| Status | ACTIVE |
| Body Diameter | 0.635 INCHES MAXIMUM IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 6.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 6.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 6.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND SLOT |
| Body Height | 0.315 INCHES MAXIMUM IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Distance Between Mounting Facility Centers | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 220.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 240.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 120.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 140.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Mounting Slot Width | 0.107 INCHES MINIMUM AND 0.117 INCHES MAXIMUM 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 |
|---|---|
| 123C475-1 PRIMARY | Avionics Specialties, Inc. (USA) |
| 3100-16-93 | Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA) |
| Reference | Meaning |
|---|---|
| 4344-304-2 | 5/2 Secondary reference U.S. Government activity |
| 123-33-2 | 5/9 Secondary reference Avionics Specialties, Inc. |
| A123-33-2 | 5/9 Secondary reference Avionics Specialties, Inc. |
| 123-475-1 | 5/9 Secondary reference Avionics Specialties, Inc. |
NSN 5930-00-065-4769 is a Switch,thermostatic, manufactured by Avionics Specialties, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-00-065-4769 has 2 manufacturer part numbers on file: 123C475-1 (Avionics Specialties, Inc.), 3100-16-93 (Honeywell International Inc. Dba Honeywell Div Sensing and Control).
2 possible matches (shared part number, not a government interchangeability claim): 6210-00-435-9326, 4320-01-492-3326. Verify interchangeability with system specifications before substitution.
Key specifications for 123C475-1: Body Diameter: 0.635 INCHES MAXIMUM IN; Overall Height: 0.405 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB, SOLDER LUG. 21 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.