SKF Cooper split roller bearings and bearing units

9 Designations Designation system for bearings Bearing type and series 100 100 series split cylindrical roller bearing 01 01 series split cylindrical roller bearing 01E 01E series split cylindrical roller bearing 02 02 series split cylindrical roller bearing 02E 02E series split cylindrical roller bearing 03 03 series split cylindrical roller bearing 03E 03E series split cylindrical roller bearing 04 04 series split cylindrical roller bearing 1DT Split tapered roller bearing Part B Bearing Size identification 1) For metric sizes, specify the bore diameter followed by “M”: 35M 35 mm to 600M 600 mm For inch sizes, specify the bore diameter as the whole number of inches followed by two digits representing the sixteenths of an inch: 103 1 3 / 16 in. to 2400 24 in. Non-locating/Locating 2) EX Non-locating bearing GR Locating bearing Suffixes AF Axial expansion (float), preceded by the distance, e.g. 2AF for 2 mm axial expansion AP Air/grease purge points AL(D)F Aluminium cage with double flange (typically outer ring centred) C2 Radial internal clearance smaller than Normal C3 Radial internal clearance greater than Normal C5 Radial internal clearance greater than C3 C Special heat treatment for temperature stabilisation CHAM Special chamfer on the inner ring bore, followed by the size, e.g. CHAM 7 for 7 mm x 45° EXILOG Bearing with a locating outer ring and non-locating inner ring FR Full complement of rollers (no cage) GM Gunmetal/brass/bronze cage (when not standard) GM(D)F Gunmetal/brass/bronze cage with (double) flange (typically outer ring centred) (when not standard) GROSL Single lipped outer ring OSO Outer ring set out (particularly for large bearings where outer ring is usually retained in housing by radial screws) XJR Joint relief (to allow inner ring to be mounted in recess) 9 Designations 1) For split tapered roller bearings, only metric sizes 75 to 180 mm are applicable. 2) Split tapered roller bearings are only available as locating bearings. No suffix is required. 100 B 408 EX C3 ALF 1DT B 130M C2 186

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