Mariner 4-Bolt Flange Block - 25mm Bore, Wide Inner Ring Eccentric Collar, Stainless Steel BK so a 300-S8M-1600 from any

so a 300-S8M-1600 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

so the Megadyne SPA1007 interchanges with Gates

4/3V730 is a banded v-belt used on industrial drives - fans and blowers

Prefer our D&D Global equivalent: SPZ1625 V-Belt

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Mariner 4-Bolt Flange Block - 25mm Bore, Wide Inner Ring Eccentric Collar, Stainless Steel BK so a 300-S8M-1600 from anyThe Mariner SHCSFM205 is an all stainless steel 4 bolt flange block unit with a 25mm bore and wide inner ring eccentric collar shaft attachment. Built with AISI 304 stainless steel investment cast housing and AISI 440C stainless steel bearing races and balls, this unit delivers complete corrosion resistance for food processing, pharmaceutical, chemical, and marine applications. Pre lubricated with Mobil FM222 food grade grease and sealed with 100%