SKF71944ACDGA/P4A
2 sets=1 set equip 2 pieces, in other words need 2 sets duplex
SKF3214A
SKF3219A
INAZARN2572
INAZARN3080
SKF  factory model:71938  ACDP4A
     Vladimir model:B71938E.TPA.P4.780235.UL
22232CCK/W33 FAG
SKF71948ACDGA/P4A
2 sets=1 set equip 3 pieces, in other words need 2 sets triplex
FAG   factory  model: (B71938E.TPA.P4.780235.UL)
      Vladimir  model: (B71938E.TPA.P4.780235.UL)
FAG    factory model:( NNU4936 SK.M.SP)
       Vladimir model:(NNU4936-S-K-M-SP)
SKF  factory model:NNU4936BK/W33(Non high precision)
     Vladimir model:NNU4936 SK.M.SP
SKF  factory model:NNU4936BK/W33(high precision)
     Vladimir model:NNU4936 SK.M.SP
H3132
22232CCK/w33 bearing SKF
H3132  SKF