Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 912E0406 found under Gearshaft Spur by Syntech Systems Inc. The National Stock Number assigned to this part is 3040013859143, 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 912E0406.