FRO,FR1,FR1-4,FR133,FR1-5,FR144,FR2-5,FR2-6,FR2,FR155,FR156,FR166,FR3,FR168,FR188,FR4,FR1810,FR6 OEM servince Bearing referenceBoundary DiamatersdDBBfB1Bf1Flange OpeninchinchinchinchinchinchFRO0.04690.15620.06250.01300.09370.0310FR10.05500.18750.07810.02300.10940.0310FR1-40.07810.25000.09370.02300.14060.0310FR1330.09370.18750.06250.01800.09370.0310FR1-50.31250.10940.02300.14060.0310FR1440.12500. ...