Founded in 1981, iSheaves designs and manufactures stock and custom sheaves and pulleys for wire-rope and cable applications. Based in Paterson’s historic Watson Building, a metal-fabrication site dating to 1860, the company supplies sizes from 4 to 48 inches and is especially known for pioneering cast-nylon sheaves for the wire and cable industry. iSheaves also duplicates broken or obsolete sheaves from samples, drawings, or reverse-engineered specifications.
Industrial Pulley and Machine CompanySince 1980, Industrial Pulley and Machine Company has made cast-iron sheaves in West Mansfield, Ohio, serving agricultural and industrial customers nationwide. Its specialty is custom, made-to-order work, with pattern making done in-house and precision CNC machining used to produce true-running, statically balanced sheaves. The company also has Mil-I capabilities for military orders and handles quantities ranging from low-volume jobs to high-volume production.WEST MANSFIELD, OH
Titan MachineTitan Machine keeps traction elevators moving by making new and replacement sheaves, along with worm-and-gear sets, for geared and gearless machines. Its standout asset is a large inventory of sheave patterns and castings, backed by custom direct-fit work and sheave sizes ranging from 15 to 74 inches in diameter. The Hillside, New Jersey company serves elevator repair and modernization needs with stocked options and stated lead times as short as 10 days.LONG ISLAND CITY, NY
MazzellaFounded in Cleveland in 1954 by James Mazzella, the company began by hand-braiding wire rope slings and has grown to more than 1,000 team members at dozens of locations. Mazzella designs, manufactures, and distributes products for lifting and material handling, and provides related services to industrial, commercial, and specialty customers.NEW FREEDOM, PA
Assembly Specialty Products, IncFounded in Cleveland in 1971 by engineer Erno Nagy, Assembly Specialty Products designs and manufactures swaged wire-rope fittings and custom cable assemblies. The company remains under family leadership, with Erno’s son Attila now serving as president and chief engineer, and works from a 45,000-square-foot facility backed by more than 180 years of combined wire-rope expertise. Its engineering team handles demanding, nonstandard applications and supports customers with extensive fitting inventory, proof testing, and often same-day turnaround.CLEVELAND, OH