Torrington bearings This RFQ was sourced on www.MFG.com in USA for Bearings The buyer is looking for two Torrington bearings part number M-4539-C. Use in a 4600 Manitowoc 1978 model crane. Buyer Information Industry City/Region , Texas Country USA RFQ RFQ Number 386012 Material Technical Specifications Category Bearings Dimensions Are you looking for suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) to provide manufacturing services for machine tool industry, automotive industry? For more information visit MFG.com. MFG.com performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your online quoting experience Bearings: Bearings are mechanical components that allow linear or rotational motion between two or more parts.