The Switch,thermostatic, cataloged under National Stock Number 5930-00-879-4563, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc. Dba Honeywell Div Sensing and Control. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-879-4563 |
| Primary Part Number | 3000-55-1 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Honeywell International Inc. Dba Honeywell Div Sensing and Control |
| Status | ACTIVE |
| Body Diameter | 0.671 INCHES NOMINAL IN |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Frequency in Hertz | 400.0 FIRST VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | TERMINAL |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Body Length | 0.657 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 275.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 230.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 250.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 35.00 DIFFERENTIAL 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 | 120.0 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 |
|---|---|
| 3000-55-1 | Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA) |
| Reference | Meaning |
|---|---|
| SC-C-599557 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-879-4563 is a Switch,thermostatic, manufactured by Honeywell International Inc. Dba Honeywell Div Sensing and Control, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-879-4563 has 1 manufacturer part number on file: 3000-55-1 (Honeywell International Inc. Dba Honeywell Div Sensing and Control).
1 possible match (shared part number, not a government interchangeability claim): 4220-01-590-6958. Verify interchangeability with system specifications before substitution.
Key specifications for 3000-55-1: Body Diameter: 0.671 INCHES NOMINAL IN; Width Across Flats: 0.875 INCHES NOMINAL IN; Frequency in Hertz: 400.0 FIRST VOLTAGE; Contact Action Stimulus: INCREASE. 17 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.