Page 158 - SKF-bearing-housings
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Split plummer block housings SNLN 30 series


              Designation system for seals
                                                                 TSN 228 L
                                                                 TNF 3048
              Series
              TSN    Seal for SNLN 30 plummer block housings
              TNF    Taconite heavy-duty seal with axial labyrinth for housings from size 3034 to 3056
              Size identification
              30(00)   For housings from size 3024 to 3056, for bearings on an adapter sleeve
              2(00)   For housings from size 3024 to 3032, for bearings on a cylindrical seat
              30(00)/…   For housings from size 3034 to 3056, for bearings on a cylindrical seat
              Seal type
              A 1)    V-ring seal
              C 1)    Felt seal
              CB 1)    Felt seal for high operating temperature
              L 1)    Four-lip seal
              S      Labyrinth seal
              NB 1)    Taconite heavy-duty seal with axial labyrinth and V-ring seal
              NC 1)    Taconite heavy-duty seal with axial labyrinth
              ND 1)    Taconite heavy-duty seal with radial labyrinth and V-ring seal

              1)  For housings from size 3024 to 3032

              Designation system for end covers
                                                                 ASNH 526
                                                                    ETS 3038

              Series
              ASNH   End cover of plastic for SNLN 30 plummer block housings,
                     size 3024 to 3032
              ETS    End cover of grey cast iron for SNLN 30 plummer block housings,
                     size 3034 to 3056
              Size identification
              524-620   For housings size 3024 (series ASNH)
              5(00)    For housings from size 3026 to 3032 (series ASNH)
              30(00)    For housings from size 3034 to 3056 (series ETS)
              (00)   Size code of the bearing, (00) ¥ 5 = bearing bore diameter [mm]




              Designation system for locating rings
                                                                 FRB 12/180
              Series
              FRB    Locating ring for SKF bearing housings
              Size identification
              …      Width and outside diameter of the locating ring [mm]



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