Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 85539-006 found under Lamp Incandescent by Telex Communications Inc. The National Stock Number assigned to this part is 6240011892367, 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 85539-006.