Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 201116 SHADOW 20 TWO-SPEED found under Polisher Floor Elec by Nilfisk Advanceinc. The National Stock Number assigned to this part is 7910014560392, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 201116 SHADOW 20 TWO-SPEED.