Example of designation of the AKD-2 medium duty plummer block housing with the hole diameter of D=50 mm with C42/50×40-B101 split bearing, size of 103:
50-C 42/50×40-B101-103 AKD-2 Medium duty plummer block housing (2 bolt)
without split bearing – 50-BP-103 AKD-2 Medium duty plummer block housing (2 bolt)