Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H1-535-29-0103 found under Graphite Dry by Cryo Source Llc. The National Stock Number assigned to this part is 9620005123567, and the Federal Supply Class is 9620 Minerals Natural And Synthetic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like H1-535-29-0103.