Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CA1100B-12 found under Fastener Panel by Alcoa Fastening Systems Ltd. The National Stock Number assigned to this part is 5325010478175, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CA1100B-12.