Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1958-184 found under Key Lock Piston Head by Messier Dowty. The National Stock Number assigned to this part is 5315011076857, and the Federal Supply Class is 5315 Nails Machine Keys And Pins. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1958-184.