Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SPE1254-06X50 found under Pin Spring by Rollsroyce Airlines. The National Stock Number assigned to this part is 5315013533704, 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 SPE1254-06X50.