Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MAN356 291 47X5 33 FPM1 70 found under O Ring by Man B And W Diesel Ltd. The National Stock Number assigned to this part is 5331123336894, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MAN356 291 47X5 33 FPM1 70.