The Switch,thermostatic, cataloged under National Stock Number 5930-01-159-2603, 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 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-159-2603 |
| Primary Part Number | 77C718133P001 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Bulb Length | 3.250 INCHES NOMINAL IN |
| Bulb Diameter | 0.380 INCHES NOMINAL IN |
| Contact Load Current Rating | 22.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Contact Adjustment Range | -4.00 TO 107.00 ACTUATION POINT DEGREES CELSIUS AND -4.00 TO 107.00 DEACTUATION POINT DEGREES CELSIUS |
| Body Height | 3.870 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.275 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT DIAL AND EXTERNAL ACTUATION POINT DIAL |
| Features Provided | ELECTRICAL ACCESS PORT AND TAMPER PROOF CAP |
| Distance Between Mounting Facility Centers | 2.870 INCHES NOMINAL IN |
| Capillary Tube Length | 120.0 INCHES NOMINAL IN |
| Operating Temp Rating | 60.0 CELSIUS MAXIMUM AND -40.0 CELSIUS MINIMUM DEGC |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS OR LIQUID |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 480.0 AC AT SEA LEVEL SINGLE VOLTAGE |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| 77C718133P001 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| AMC-1B | Tyco Thermal Controls Llc (USA) |
| Reference | Meaning |
|---|---|
| C77060 | 5/9 Secondary reference Raychem Corp |
| E105 13271 | 5/9 Secondary reference U.S. Government activity |
| AMC-1B(UE) | 5/9 Secondary reference Raychem Corp |
| AMC-1B | 5/9 Secondary reference Raychem Corp |
| 77C718133P1 | 3/9 Design control — primary reference Lockheed Martin Corporation Div Rms |
NSN 5930-01-159-2603 is a Switch,thermostatic, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-159-2603 has 2 manufacturer part numbers on file: 77C718133P001 (Lockheed Martin Corporation Div Rms), AMC-1B (Tyco Thermal Controls Llc).
Key specifications for 77C718133P001: Overall Height: 5.560 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Mounting Facility Pattern: TWO POSITION IN-LINE. 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.