Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SLZ9858 found under Control Box Electri by Avionics Specialist Inc. The National Stock Number assigned to this part is 1660011401620, and the Federal Supply Class is 1660 Aircraft Air Conditioning Heating And Pressurizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SLZ9858.