Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K030540-1PC173 found under Bearing Roller Needle by Woodward Machine Corporation. The National Stock Number assigned to this part is 3110001203075, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K030540-1PC173.