Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1927500 found under Connector Fluid Pump by Darley W S Co. The National Stock Number assigned to this part is 4320015784252, and the Federal Supply Class is 4320 Power And Hand Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1927500.