Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JH6032-1 found under Differential Gear U by Sigma Tek Inc. The National Stock Number assigned to this part is 3040001673781, 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 JH6032-1.