Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BLC4R16SL6C4 found under Pin Quick Release by Avdel Corp. The National Stock Number assigned to this part is 5315015006233, 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 BLC4R16SL6C4.