The Switch,thermostatic, cataloged under National Stock Number 5930-01-312-4638, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 21 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-312-4638 |
| Primary Part Number | 5883986-1 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Body Diameter | 0.660 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 FIRST VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.5 AMPERES INDUCTIVE LOAD AND 0.5 AMPERES LAMP LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.0 AMPERES INDUCTIVE LOAD AND 1.0 AMPERES LAMP LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND SLOT |
| Style Designator | DISC |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Distance Between Mounting Facility Centers | 0.937 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN |
| Operating Temp Rating | -10.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 130.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 125.00 DEACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 128.00 DEACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION 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 |
| Hazardous Locations/environmental Protection | VIBRATION RESISTANT |
| 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 |
|---|---|
| 5883986-1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5883986-2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| M24236/20-CFDA | 5/1 Secondary reference U.S. Government activity |
| 5883986-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 5883986-1 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 5883986 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 5930-01-312-4638 is a Switch,thermostatic, manufactured by Naval Sea Systems Command, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-312-4638 has 1 manufacturer part number on file: 5883986-1 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-312-5601. Verify interchangeability with system specifications before substitution.
Key specifications for 5883986-1: Body Diameter: 0.660 INCHES MAXIMUM IN; Overall Height: 0.360 INCHES MAXIMUM IN; Frequency in Hertz: 60.0 FIRST VOLTAGE; Contact Action Stimulus: INCREASE. 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.