Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M00 6347 G1 4 ITEM 26 found under O Ring by Mastergear Corp. The National Stock Number assigned to this part is 5331013368777, 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 M00 6347 G1 4 ITEM 26.