Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GCH217 found under Channel Rubber by Griffith Rubber Mills. The National Stock Number assigned to this part is 9320011705922, and the Federal Supply Class is 9320 Rubber Fabricated Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GCH217.