Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M2731-503010 found under Lamp Incandescent by Forsvarets Materielverk. The National Stock Number assigned to this part is 6240121656793, and the Federal Supply Class is 6240 Electric Lamps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M2731-503010.