NSN 5945-00-494-1827, 5945004941827
RELAY,THERMAL

Federal Supply Classification: FSC 5945 - Relays and Solenoids
National Item Identification Number: NIIN 004941827
Codification Country: United States
Item Name Code: INC 03883
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: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5945-00-494-1827

National Stock Number (NSN) 5945-00-494-1827, or NIIN 004941827, (relay,thermal) was assigned October 7, 1970 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 3 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.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 02, 2005, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 03883. [A RELAY SWITCH WHICH IS ACTUATED BY THE EFFECT OF INTERNAL HEAT GENERATED BY THE CURRENT IN ITS ENERGIZING CIRCUIT. FOR ITEMS ACTUATED BY AMBIENT, RATHER THAN INTERNAL TEMPERATURE CHANGES, SEE SWITCH, THERMOSTATIC.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5945004941827 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

SPECIAL FEATURES: (FEAT) CONTACT DATA,SPST,NORMALLY OPEN, REF DWG GROUP 217,ELECTRICAL RATINGS, AC,115 V MAX,4 AMP NOM CURRENT RATING HEATER DATA,AC,6.3V RATING,2 W RATING, RATED FOR CURRENT;TERMINAL DATA,1 HEATER TERMINALS,2 TERMINALS FOR CONTACTS;HERMETICALLY SEALED;GLASS ENCLOSURE;AMBIENT TEMP RANGE COMPENSATED FOR OPERATION FROM MINUS 55 DEG C TO PLUS 85 DEG C;RATED FOR ACTUATION TIME,30 SEC OPERATING TIME;OVERALL DIM.EXCL TERMINALS,2.500 IN. LG,0.875 IN. DIA;MOUNTS INTO STD 9 PIN MINIATURE SOCKET;NO SPECIAL FEATURES
SPECIAL FEATURES: (FEAT) 5CONTACT DATA,SPST,NORMALLY OPEN, REF DWG GROUP 217,ELECTRICAL RATINGS, AC,115 V MAX,4 AMP NOM CURRENT RATING HEATER DATA,AC,6.3V RATING,2 W RATING, RATED FOR CURRENT;TERMINAL DATA,1 HEATER TERMINALS,2 TERMINALS FOR CONTACTS;HERMETICALLY SEALED;GLASS ENCLOSURE;AMBIENT TEMP RANGE COMPENSATED FOR OPERATION FROM MINUS 55 DEG C TO PLUS 85 DEG C;RATED FOR ACTUATION TIME,30 SEC OPERATING TIME;OVERALL DIM.EXCL TERMINALS,2.500 IN. LG,0.875 IN. DIA;MOUNTS INTO STD 9 PIN MINIATURE SOCKET;NO SPECIAL FEATURES