Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BN9197 01-LD3 found under Detector Life Syst by Delsar Inc. The National Stock Number assigned to this part is 4240016082133, and the Federal Supply Class is 4240 Safety And Rescue Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BN9197 01-LD3.