Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L630A100K090 found under Knob by Greenlees Filter Llc. The National Stock Number assigned to this part is 5355015707838, 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 L630A100K090.