L075 Coupling Half - 7/8" | L075 Hub X 7/8" filter_H40BS38 What separates this 45V1090E sheave

What separates this 45V1090E sheave from the others is that it is made using a high strength cast iron

and precision double sprocket with 21 hardened teeth that is manufactured to accept a 3020 bushing

Dynamic Load Rating: 2190 LBS

#200M19 Sprockets have 19 teeth and is made for ANSI Size #200 roller chain

L075 Coupling Half - 7/8" | L075 Hub X 7/8" filter_H40BS38 What separates this 45V1090E sheaveThe L075 coupling half with a 7 8" bore with a key way is also commonly called an L075 coupling hub. The compact yet robust design of this 7 8" bore L075 coupling half makes it highly versatile across a broad spectrum of applications, including; pumps, blowers, compressors, mixers, motion control (servo), and more!. Depending on the insert type used, a complete L075 coupling assembly is capable of optimal operation with an angular misalignment from 0.