The Switch,thermostatic, cataloged under National Stock Number 5930-00-232-3372, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Insinger Machine Co. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-232-3372 |
| Primary Part Number | D2278 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Insinger Machine Co |
| Status | ACTIVE |
| Terminal Type | TAB W/SCREW |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Bulb Length | 4.000 INCHES NOMINAL IN |
| Bulb Diameter | 0.375 INCHES NOMINAL IN |
| Mounting Method | BRACKET(S) AND SLOT |
| Contact Adjustment Range | +100.00 TO 200.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT DIAL |
| Distance Between Mounting Facility Centers | 1.750 INCHES NOMINAL IN |
| Capillary Tube Length | 36.0 INCHES NOMINAL IN |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Mounting Slot Width | 0.188 INCHES NOMINAL IN |
| 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 |
|---|---|
| D2278 PRIMARY | Insinger Machine Co (USA) |
NSN 5930-00-232-3372 is a Switch,thermostatic, manufactured by Insinger Machine Co, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-232-3372 has 1 manufacturer part number on file: D2278 (Insinger Machine Co).
Key specifications for D2278: Overall Height: 1.875 INCHES NOMINAL IN; Terminal Type: TAB W/SCREW; Mounting Facility Pattern: TWO POSITION IN-LINE; Bulb Length: 4.000 INCHES NOMINAL IN. 14 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.