Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 81051901 found under Handwheel by Goepfert Ag Armaturenfabrik. The National Stock Number assigned to this part is 5340123410949, 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 81051901.