The Switch,thermostatic, cataloged under National Stock Number 5930-00-897-8573, 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 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-00-897-8573 |
| Primary Part Number | 222-10NL2221402 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Detroit Switch Inc Dba Detroit Switch Inc |
| Status | ACTIVE |
| Frequency in Hertz | 60.0 SINGLE VOLTAGE |
| Terminal Type | TAB W/SCREW |
| Bulb Length | 3.625 INCHES NOMINAL IN |
| Bulb Diameter | 0.688 INCHES NOMINAL IN |
| Contact Load Current Rating | 3.4 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 9.6 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Contact Load Current Rating | 16.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Mounting Method | BRACKET(S) |
| Contact Adjustment Range | +110.00 TO 185.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Longest Vertical Distance Between Mounting Centers | 3.281 INCHES NOMINAL IN |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Shortest Horizontal Distance Between Mounting Centers | 0.656 INCHES NOMINAL IN |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SCREW |
| Capillary Tube Length | 120.000 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 550.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 550.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 115.0 DC AT SEA LEVEL FOURTH VOLTAGE |
| Longest Horizontal Distance Between Mounting Centers | 2.406 INCHES NOMINAL IN |
| 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 |
|---|---|
| AASK39960D2PC43 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 222-10NL2221402 PRIMARY | Detroit Switch Inc Dba Detroit Switch Inc (USA) |
| Reference | Meaning |
|---|---|
| 222-10NL-2221402 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5930-00-897-8573 is a Switch,thermostatic, manufactured by Detroit Switch Inc Dba Detroit Switch Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-897-8573 has 2 manufacturer part numbers on file: AASK39960D2PC43 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 222-10NL2221402 (Detroit Switch Inc Dba Detroit Switch Inc).
Key specifications for 222-10NL2221402: Overall Height: 5.812 INCHES NOMINAL IN; Frequency in Hertz: 60.0 SINGLE VOLTAGE; Terminal Type: TAB W/SCREW; Bulb Length: 3.625 INCHES NOMINAL IN. 22 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.