The Switch,thermostatic, cataloged under National Stock Number 5930-01-018-0201, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Robertshaw Controls Co Uni-Line Div. Government technical data includes 23 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-018-0201 |
| Primary Part Number | 5300-50K |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Robertshaw Controls Co Uni-Line Div |
| Status | ACTIVE |
| Frequency in Hertz | 60.0 SINGLE VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Bulb Length | 12.250 INCHES NOMINAL IN |
| Bulb Diameter | 0.188 INCHES NOMINAL IN |
| Contact Load Current Rating | 30.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | THREADED HOLE(S) |
| Contact Adjustment Range | +300.00 TO 700.00 ACTUATION POINT DEGREES FAHRENHEIT AND +288.00 TO 688.00 DEACTUATION POINT DEGREES FAHRENHEIT |
| Style Designator | RECTANGULAR |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT SHAFT AND EXTERNAL ACTUATION POINT SHAFT |
| Distance Between Mounting Facility Centers | 1.750 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES ALL THREADED HOLE IN |
| Capillary Tube Length | 48.25 INCHES NOMINAL IN |
| Body Length | 1.547 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 3B ALL THREADED HOLE |
| Thread Quantity Per Inch | 32 ALL THREADED HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL THREADED HOLE |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 277.0 AC 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 |
|---|---|
| 5300-50K | Robertshaw Controls Co Uni-Line Div (USA) |
| SJ-170-36 | Robertshaw Controls Co Uni-Line Div (USA) |
| Reference | Meaning |
|---|---|
| 111506-1 | 5/9 Secondary reference U.S. Government activity |
| 111506-1 | 3/2 Design control — primary reference U.S. Government activity |
| 411506-1 | 5/2 Secondary reference U.S. Government activity |
| 5300-500 | 5/1 Secondary reference Robertshaw Controls Co Uni-Line Div |
| X9991-494 | 5/9 Secondary reference Robertshaw Controls Co Uni-Line Div |
| SJ-170 | D/9 Drawing number reference only Robertshaw Controls Co Uni-Line Div |
NSN 5930-01-018-0201 is a Switch,thermostatic, manufactured by Robertshaw Controls Co Uni-Line Div, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-018-0201 has 2 manufacturer part numbers on file: 5300-50K (Robertshaw Controls Co Uni-Line Div), SJ-170-36 (Robertshaw Controls Co Uni-Line Div).
Key specifications for 5300-50K: Frequency in Hertz: 60.0 SINGLE VOLTAGE; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Mounting Facility Pattern: TWO POSITION IN-LINE. 23 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.