Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D661-1260 found under Rupture Disc Assembly by Gas Equipment Engineering. The National Stock Number assigned to this part is 3655000187892, and the Federal Supply Class is 3655 Gas Generating And Dispensing Systems Fixed Or Mobile. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D661-1260.