... speed 2.prompt delivery time 3.OEM service pillow block bearing1) Gcr15 bearings with cast-iron housingAll Steel Bearings ... Hardness: HRC60-HRC656)ISO9001 certificatePillow block bearings and bearing housings are used in motors, chain belts, automobiles, chain wheels, mining, metallurgy, ... . We at DEMY can obtain insert bearings with the following series: UC2, UC3, UCX, UK2, UK3, UKX, SA2, SB2, ...