Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1-8-007-H-27 found under Coupling Shaft Flexible by Parmatic Pollution Control. The National Stock Number assigned to this part is 3010000796088, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1-8-007-H-27.