The Switch,thermostatic, cataloged under National Stock Number 5930-01-258-8654, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Heatcraft Ltd. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-258-8654 |
| Primary Part Number | 5709-L |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Heatcraft Ltd |
| Status | ACTIVE |
| Body Diameter | 1.380 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Body Height | 2.230 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.170 INCHES NOMINAL IN |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Distance Between Mounting Facility Centers | 1.625 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Cubic Measure | 518.400 CUBIC INCHES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-01-258-8654 is a Switch,thermostatic, manufactured by Heatcraft Ltd, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-258-8654 has 2 manufacturer part numbers on file: 5709-L (Heatcraft Ltd), 5709-L (Heatcraft Worldwide Refrigeration Unit 1).
Key specifications for 5709-L: Body Diameter: 1.380 INCHES NOMINAL IN; Overall Height: 1.250 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD. 12 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.