Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 347 00139 found under Pivot Shaft Assembl by Jcb Inc. The National Stock Number assigned to this part is 3040016054503, 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 347 00139.