NSN 5930-00-332-1528, 5930003321528
SWITCH,THERMOSTATIC

Federal Supply Classification: FSC 5930 - Switches
National Item Identification Number: NIIN 003321528
Codification Country: United States
Item Name Code: INC 00451
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.

Availability: In Stock Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5930-00-332-1528

National Stock Number (NSN) 5930-00-332-1528, or NIIN 003321528, (switch,thermostatic) was assigned October 8, 1965 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 00451. [A SWITCH THAT IS ACTUATED BY CHANGES IN AMBIENT TEMPERATURE. EXCLUDES:CIRCUIT BREAKER; CONTROL, TEMPERATURE (AS MODIFIED); FUSE (AS MODIFIED); PROTECTOR, THERMAL-OVERLOAD, ELECTRICAL MOTOR; RELAY, THERMAL; AND THERMOSTAT, FLOW CONTROL. SEE ALSO CONTROL, TEMPERATURE (AS MODIFIED) AND REGULATOR, TEMPERATURE (AS MODIFIED).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5930003321528 contains an unknown precious metal.

This NSN is associated to Schedule B 9032100000: thermostats. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334512: automatic environmental control manufacturing for residential, commercial, and appliance use.

This information was last updated on Aug 01, 2025.

Technical Characteristics

III OVERALL LENGTH: (ABHP) 1.300 INCHES NOMINAL
III STYLE DESIGNATOR: (STYL) RECTANGULAR W/BRACKET
CONTACT VOLTAGE RATING IN VOLTS: (CTZB) UNABLE TO DECODE
MOUNTING METHOD: (AXGY) BRACKET AND UNTHREADED HOLE
FREQUENCY IN HERTZ: (FREQ) UNABLE TO DECODE
CONTACT LOAD CURRENT RATING: (CTHF) UNABLE TO DECODE
BODY HEIGHT: (ADAU) 0.375 INCHES NOMINAL
BODY LENGTH: (ADAQ) 0.688 INCHES NOMINAL
BODY WIDTH: (ADAT) 0.235 INCHES NOMINAL
CONTACT ACTION STIMULUS: (CQGB) DECREASE
CONTACT ADJUSTABILITY: (CTYC) DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
CONTACT LOAD CURRENT RATING: (CTHF) 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
CONTACT LOAD CURRENT RATING: (CTHF) 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
CONTACT STIMULUS RATING: (CTYX) 3.00 ACTUATION POINT NOMINAL DEGREES CELSIUS AND 6.00 DEACTUATION POINT NOMINAL DEGREES CELSIUS
CONTACT VOLTAGE RATING IN VOLTS: (CTZB) 115.0 AC AT SEA LEVEL FIRST VOLTAGE
CONTACT VOLTAGE RATING IN VOLTS: (CTZB) 28.0 DC AT SEA LEVEL SECOND VOLTAGE
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: (AEJN) 1.000 INCHES NOMINAL
FEATURES PROVIDED: (CBBL) HERMETICALLY SEALED CASE
FREQUENCY IN HERTZ: (FREQ) 60.0 FIRST VOLTAGE
OVERALL LENGTH: (ABHP) 1.300 INCHES NOMINAL
OVERALL WIDTH: (ABMK) 0.375 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED: (MEDA) GAS
MOUNTING FACILITY PATTERN: (CQYJ) TWO POSITION IN-LINE
MOUNTING METHOD: (AXGY) BRACKET(S) AND UNTHREADED HOLE(S)
NONPILE-UP CONTACT ARRANGEMENT: (CRLD) 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
OVERALL HEIGHT: (ABKW) 1.562 INCHES NOMINAL
STYLE DESIGNATOR: (STYL) RECTANGULAR W/BRACKET
TEMP SENSING ELEMENT TYPE: (AKBY) INTERNAL SENSOR
TERMINAL TYPE: (CSCF) TAB, SOLDER LUG
UNTHREADED MOUNTING HOLE DIAMETER: (AEBV) 0.125 INCHES NOMINAL