Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A1 10 25 ITEM 14 found under Motor Air Power Reversible by Didsbury Engineering. The National Stock Number assigned to this part is 3010013086693, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A1 10 25 ITEM 14.