Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 20-3800-09-07 found under Slide Directional Control Linear by Wilden Pump And Engineering Co. The National Stock Number assigned to this part is 4820014803016, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 20-3800-09-07.