Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 60-60A found under Gearshaft Worm Whee by Cone Drive Operations Inc. The National Stock Number assigned to this part is 3040012825783, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 60-60A.