Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11-303-2 found under Outer Mandral Collar by Kut Kwick Corporation. The National Stock Number assigned to this part is 3720012686083, and the Federal Supply Class is 3720 Harvesting Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11-303-2.