The Switch,thermostatic, cataloged under National Stock Number 5930-00-429-0504, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Detroit Switch Inc Dba Detroit Switch Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-429-0504 |
| Primary Part Number | 2221661NH1 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Detroit Switch Inc Dba Detroit Switch Inc |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB W/SCREW |
| Contact Load Current Rating | 16.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 9.6 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Contact Load Current Rating | 3.4 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | IMMERSION WELL |
| Contact Adjustment Range | +90.00 TO 165.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Temp Sensing Element Type | BULB |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SCREW |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 550.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 550.0 DC AT SEA LEVEL FOURTH VOLTAGE |
| Hazardous Locations/environmental Protection | WATERTIGHT |
| 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 |
|---|---|
| 2221661NH1 | Detroit Switch Inc Dba Detroit Switch Inc (USA) |
| Reference | Meaning |
|---|---|
| 395-206-001 | 5/1 Secondary reference Detroit Switch Inc Dba Detroit Switch Inc |
| 2221661 | C/1 Advisory reference — outside the item-of-supply concept Detroit Switch Inc Dba Detroit Switch Inc |
| 395-206-001 | 3/9 Design control — primary reference Dresser-Rand Holdings, Llc Dba Dresser-Rand Div Olean Operations |
| 222-10NH1-2221661 | C/1 Advisory reference — outside the item-of-supply concept Detroit Switch Inc Dba Detroit Switch Inc |
NSN 5930-00-429-0504 is a Switch,thermostatic, manufactured by Detroit Switch Inc Dba Detroit Switch Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-429-0504 has 1 manufacturer part number on file: 2221661NH1 (Detroit Switch Inc Dba Detroit Switch Inc).
Key specifications for 2221661NH1: Overall Height: 8.250 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB W/SCREW; Contact Load Current Rating: 16.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE. 18 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.