Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 00280 found under Pin Spring Tension by Rolls Royce Marine Electrical. The National Stock Number assigned to this part is 5315004209757, 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 00280.