4-bolt Plummer block bearing housing

4-bolt plummer block bearing housing always applied in pillow block bearings or Plummer block bearing unit, it also as known as pillow block housing or plummer block housing. Our 4-bolt plummer block bearing housing are manufactured from high-strength cast iron as standard but are also available in cast steel or spheroidal graphite cast iron.     More detail information for this 4-bolt plummer block bearing housing as below: Material: grey iron, ductile iron, steel casting, etc... Inner bore diameter: 1-20inches Surface treatment:  painting, powder coating, zinc plating, clean & oiled.   Why choose QFAP? We have specialized in producing high precision mechanical parts more than 12years, especially for the bearing housings, as a professional supplier for US standard bearing housings, QFAP produces bearing housings in a wide range of designs and sizes that are bas…