Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2151AY1D found under by Shiloh Industries Inc. The National Stock Number assigned to this part is 5820005431141, and the Federal Supply Class is 5820 Radio And Television Communication Equipment Except Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2151AY1D.