Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TY03001 found under Knob by Oppenheimer Precision Products Inc. The National Stock Number assigned to this part is 5355015965627, and the Federal Supply Class is 5355 Knobs And Pointers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TY03001.