BlackStar 4-8V3000M - QD Sheave Spherical 2-Bolt Pillow Block It is a direct replacement

It is a direct replacement for Jason Industrial 7/5V750

The D&D Global 15/SPB2840 is a standard V-belt featuring Metric SPB (17mm) dimensions

so a 2/B138 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

"sku":"TB072053236507"

"name": "Is 6/5V950 the same as other brands' 6/5V950

BlackStar 4-8V3000M - QD Sheave Spherical 2-Bolt Pillow Block It is a direct replacementThe BlackStar 4 8V3000M is a 4 groove qd sheave for 8V section belts, manufactured from cast iron. Requires a QD Type M Bushing (sold separately). Specifications Part Number 4 8V3000M Product Type QD Sheave Number of Grooves 4 Belt Profile 8V Outside Diameter 30. 00" Bushing Required QD Type M Bushing Material Cast Iron Approx. Weight 224. 000 lbs Pitch Diameter 30. 0" Compatible Belts 8V Bushing Required This sheave requires a QD Type M Bushing to