Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A19-0666 found under Brake 2Nd Curtain Group by Cannon Electric Co. The National Stock Number assigned to this part is 3040010177364, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A19-0666.