Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6.0493.10.4.0203 found under O Ring by Deutz Mwm Ag. The National Stock Number assigned to this part is 5331121408489, 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 6.0493.10.4.0203.