The Switch,thermostatic, cataloged under National Stock Number 5930-01-590-2363, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Snowbird Technologies Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-590-2363 |
| Primary Part Number | ES8425-1A |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Snowbird Technologies Inc. |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Style Designator | RECTANGULAR |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT POINTER AND EXTERNAL DEACTUATION POINT POINTER |
| Body Length | 4.880 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, BOTH POSITIONS MAINTAINED |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE AND DEACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 24.0 DC 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 |
|---|---|
| 1559AS596-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| ES8425-1A PRIMARY | Snowbird Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| ES8425-1 | 5/9 Secondary reference Snowbird Technologies Inc. |
| 1559AS595 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| ES8425-1A | 5/9 Secondary reference Robertshaw Controls Co Uni-Line Div |
| 8425-1 | 5/9 Secondary reference Robertshaw Controls Co Uni-Line Div |
NSN 5930-01-590-2363 is a Switch,thermostatic, manufactured by Snowbird Technologies Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-590-2363 has 2 manufacturer part numbers on file: 1559AS596-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), ES8425-1A (Snowbird Technologies Inc.).
Key specifications for ES8425-1A: Overall Height: 1.125 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Style Designator: RECTANGULAR; Temp Sensing Element Type: INTERNAL SENSOR. 8 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.