Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BL712295 found under Spider Differential by At And T Corp. The National Stock Number assigned to this part is 3040007607556, 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 BL712295.