The Switch,thermostatic, cataloged under National Stock Number 5930-01-539-8511, 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 - Manassas. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-539-8511 |
| Primary Part Number | N111973 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lockheed Martin Corporation Div Rms - Manassas |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| Precious Material | SILVER |
| Contact Load Current Rating | 7.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.104 INCHES NOMINAL IN |
| Style Designator | DISC |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL SINGLE 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 |
|---|---|
| N111973 | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| 6786-2-467 | Texas Instruments Inc Metallurgical Materials Div (USA) |
| Reference | Meaning |
|---|---|
| 6786-2-467 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-539-8511 is a Switch,thermostatic, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-539-8511 has 2 manufacturer part numbers on file: N111973 (Lockheed Martin Corporation Div Rms - Manassas), 6786-2-467 (Texas Instruments Inc Metallurgical Materials Div).
Key specifications for N111973: Overall Height: 0.295 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB, SOLDER LUG; Precious Material: SILVER. 10 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.