Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 166-0099-00 found under Standoff Threaded S by Tektronix Inc. The National Stock Number assigned to this part is 5340009818660, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 166-0099-00.