Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 51453C8R25N found under Pin Quick Release by Alkan. The National Stock Number assigned to this part is 5315012697927, 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 51453C8R25N.