Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 234189 found under Diaphragm Clutch Control Valve by Crown Coachworks Inc. The National Stock Number assigned to this part is 3010011039695, 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 234189.