Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 137104-8 found under Lamp Incandescent by Vishay Blh Inc. The National Stock Number assigned to this part is 6240000190878, 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 137104-8.