Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6520-111-192 found under Shaft And Casing As by Jones Instrument Corp. The National Stock Number assigned to this part is 3040003493786, 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 6520-111-192.