The Switch,thermostatic, cataloged under National Stock Number 5930-01-157-2732, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Robertshaw Controls Co New Stanton 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-157-2732 |
| Primary Part Number | KX138-24 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Robertshaw Controls Co New Stanton Div |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB, SOLDER LUG |
| 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 | 181.0 MILLIAMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) |
| Contact Adjustment Range | +0.00 TO 700.00 ACTUATION POINT DEGREES FAHRENHEIT AND +0.00 TO 700.00 DEACTUATION POINT DEGREES FAHRENHEIT |
| Body Height | 2.422 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SHAFT WITH SCALE AND EXTERNAL DEACTUATION POINT SHAFT WITH SCALE |
| Features Provided | CAPILLARY TUBE END SEAL CONNECTION |
| Distance Between Mounting Facility Centers | 1.750 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES ALL THREADED HOLE IN |
| Capillary Tube Length | 24.0 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 2B ALL THREADED HOLE |
| Thread Quantity Per Inch | 32 ALL THREADED HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL THREADED HOLE |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE AND DEACTUATION 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 |
NSN 5930-01-157-2732 is a Switch,thermostatic, manufactured by Robertshaw Controls Co New Stanton Div, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-157-2732 has 2 manufacturer part numbers on file: X9991-590 (Robertshaw Controls Co New Stanton Div), KX138-24 (Robertshaw Controls Co New Stanton Div).
Key specifications for KX138-24: Overall Height: 2.578 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB, SOLDER LUG; 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.