Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DN40365 found under Poppet And Sleeve A by Ontic Engineering And Mfg Inc. The National Stock Number assigned to this part is 2995008695848, and the Federal Supply Class is 2995 Miscellaneous Engine Accessories Aircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DN40365.