The Switch,thermostatic, cataloged under National Stock Number 5930-01-004-9902, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-004-9902 |
| Primary Part Number | 2131600-1 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Body Diameter | 0.572 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 FIRST VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Precious Material | SILVER |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.0 AMPERES INDUCTIVE LOAD AND 0.5 AMPERES LAMP LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 2.5 AMPERES INDUCTIVE LOAD AND 1.0 AMPERES LAMP LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) |
| Body Height | 0.315 INCHES NOMINAL IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Distance Between Mounting Facility Centers | 0.937 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED |
| Precious Material and Location | CONTACTS SILVER |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 160.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 145.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 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 |
|---|---|
| 2131600-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| M1160145272 | 5/2 Secondary reference U.S. Government activity |
| 2131600-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5930-01-004-9902 is a Switch,thermostatic, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-004-9902 has 1 manufacturer part number on file: 2131600-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-450-7738. Verify interchangeability with system specifications before substitution.
Key specifications for 2131600-1: Body Diameter: 0.572 INCHES MAXIMUM IN; Overall Height: 0.607 INCHES NOMINAL IN; Frequency in Hertz: 60.0 FIRST VOLTAGE; Contact Action Stimulus: INCREASE. 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.