BlackStar R2 70MM - Split Taper Bushing - 70MM" Bore BlackStar The Mariner SPM206 is an

The Mariner SPM206 is an all-stainless steel 2-bolt pillow block housing manufactured from AISI 304 stainless steel using investment casting for a smooth finish that resists corrosion and simplifies washdown procedures

so a 1120-P8M-30 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

356LK1770 has a standard tooth pitch

2/BX103 Banded V-Belt

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BlackStar R2 70MM - Split Taper Bushing - 70MM" Bore BlackStar The Mariner SPM206 is anThe BlackStar R2 70MM is a R2 series split taper bushing with a 70MM" finished bore, precision manufactured from high grade steel. Split Taper bushings use a two piece split design for easy shaft mounting and are ideal for sheaves, sprockets, and couplings. Specifications Part Number R2 70MM Bushing Type Split Taper Series R2 Bore Size 70MM" Minimum Bore 1 3 8" Maximum Bore 2 13 16" Outside Diameter 4. 000" Length 4 7 8" Material Steel Approx. Weight