The Switch,thermostatic, cataloged under National Stock Number 5930-01-326-5847, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-326-5847 |
| Primary Part Number | 77C703781P002 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | ISOSCELES TRIANGLE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Contact Adjustment Range | -65.00 TO 300.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Flange Overall Width | 1.438 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL W/FLANGE |
| Longest Vertical Distance Between Mounting Centers | 0.930 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN |
| Temp Sensing Element Type | EXPANDING SHELL |
| Shortest Horizontal Distance Between Mounting Centers | 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN |
| Contact Adjustment Type | INTERNAL ACTUATION POINT TONGUE |
| Features Provided | HERMETICALLY SEALED CASE |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS |
| Contact Stimulus Rating | 45.00 ACTUATION POINT NOMINAL DEGREES CELSIUS |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE, PRESET |
| 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 |
| Longest Horizontal Distance Between Mounting Centers | 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN |
| Hazardous Locations/environmental Protection | CORROSION RESISTANT AND MOISTURE RESISTANT AND SALT SPRAY RESISTANT AND VIBRATION RESISTANT |
| 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 |
|---|---|
| 77C703781P002 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| VC-9172-2 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-01-326-5847 is a Switch,thermostatic, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-326-5847 has 1 manufacturer part number on file: 77C703781P002 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C703781P002: Contact Action Stimulus: INCREASE; Terminal Type: TAB, SOLDER LUG; Mounting Facility Pattern: ISOSCELES TRIANGLE; Contact Load Current Rating: 2.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE. 23 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.