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The Martin BK1103/4 is a BK Series FHP Sheave designed for light-duty applications. It features a one groove design and is made from cast iron. With an outside diameter of ten point seventy-five inches and a finished bore of three-fourths of an inch, it suits a variety of belt sizes including four L, five L, A, and B. This product is ideal for use in HVAC systems and other mechanical power transmission setups.
The BK1103/4 sheave provides reliable operation in various systems, ensuring compatibility with multiple belt sizes and types.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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