Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PRE65B40136-1 found under Cover Pitot Static Probe by Weckworth Manufacturing Inc. The National Stock Number assigned to this part is 1730002534593, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PRE65B40136-1.