Pre Package Of Fasteners For 1510 Mm Dia. Si. Psc-05Id Fan, (Matl. Hts - Cl. 8.8 & 8) . Complete In A , Prepackage Of Fasteners (Matl. Ss-316 L) For 1510 Mmdia. Si. Psc-05 Id Fan, Complete In All Respect Quantity: 8