Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S12 35 6029 1 found under Gearshaft Worm Wheel by Sikorsky Aircraft Corporation. The National Stock Number assigned to this part is 3040003971400, 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 S12 35 6029 1.