The Switch,thermostatic, cataloged under National Stock Number 5930-01-454-5635, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sel Sales Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-454-5635 |
| Primary Part Number | OA-190 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Sel Sales Inc |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | QUICK DISCONNECT, MALE |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.138 INCHES NOMINAL IN |
| Style Designator | DISC W/FLANGE |
| Temp Sensing Element Type | INTERNAL SENSOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Distance Between Mounting Facility Centers | 0.945 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS |
| Contact Stimulus Rating | 190.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL FIRST 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 |
|---|---|
| OA-190 PRIMARY | Sel Sales Inc (USA) |
| Reference | Meaning |
|---|---|
| OA-190 | 3/9 Design control — primary reference Selco Products Inc |
NSN 5930-01-454-5635 is a Switch,thermostatic, manufactured by Sel Sales Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-454-5635 has 1 manufacturer part number on file: OA-190 (Sel Sales Inc).
Key specifications for OA-190: Overall Height: 0.335 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: QUICK DISCONNECT, MALE; Mounting Facility Pattern: TWO POSITION IN-LINE. 15 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.