Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4187500-1103016 found under Carrier Hazardous Environment Eq by Tecnodife Srl. The National Stock Number assigned to this part is 2350016880340, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4187500-1103016.