Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EX-1987-1 found under Yoke Deflection by Video Display Corporation. The National Stock Number assigned to this part is 5950010782496, and the Federal Supply Class is 5950 Coils And Transformers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like EX-1987-1.