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    • Miniature Flanged Extended BearingsPart Interchange

    Open

    Shielded

    Open bearings dissipate heat more efficiently than shielded and sealed bearings.

    Shielded bearings block out dust and other contaminants, but do not dissipate heat as efficiently as open bearings.

    Product
    Number    		 Seal
    Type    		 Bore Dia (d) Outer Dia (D) Width (B) Dynamic
    Load
    Rating
    (Cr) (N)    		 Static
    Load
    Rating
    (Cor) (N)    		 MAX
    SPEED
    (GREASE)
    (X1000
    RPM)
    FRW0 Open 0.0469" | 1.191mm 0.1562" | 3.967mm 0.0625" | 1.588mm 21 6 110
    FRW0zz Shielded 0.0469" | 1.191mm 0.1562" | 3.967mm 0.0937" | 2.380mm 21 6 110
    FRW1 Open 0.055" | 1.397mm 0.1875" | 4.763mm 0.0781" | 1.984mm 44 12 90
    FRW1zz Shielded 0.055" | 1.397mm 0.1875" | 4.763mm 0.1094" | 2.779mm 44 12 90
    FRW1-4 Open 0.0781" | 1.984mm 0.25" | 6.350mm 0.0937" | 2.380mm 21 6 110
    FRW1-4zz Shielded 0.0781" | 1.984mm 0.25" | 6.350mm 0.1406" | 3.571mm 21 6 110
    FRW133 Open 0.0937" | 2.380mm 0.1875" | 4.763mm 0.0625" | 1.588mm 28 10 80
    FRW133zz Shielded 0.0937" | 2.380mm 0.1875" | 4.763mm 0.0937" | 2.380mm 28 10 80
    FRW1-5 Open 0.0937" | 2.380mm 0.3125" | 7.938mm 0.1094" | 2.779mm 21 6 110
    FRW1-5zz Shielded 0.0937" | 2.380mm 0.3125" | 7.938mm 0.1406" | 3.571mm 21 6 110
    FRW144 Open 0.125" | 3.175mm 0.25" | 6.350mm 0.0937" | 2.380mm 54 17 67
    FRW144zz Shielded 0.125" | 3.175mm 0.25" | 6.350mm 0.1094" | 2.779mm 54 17 67
    FRW2-5 Open 0.125" | 3.175mm 0.3125" | 7.938mm 0.1094" | 2.779mm 21 6 110
    FRW2-5zz Shielded 0.125" | 3.175mm 0.3125" | 7.938mm 0.1406" | 3.571mm 21 6 110
    FRW2-6 Open 0.125" | 3.175mm 0.375" | 9.525mm 0.1094" | 2.779mm 122 41 53
    FRW2-6zz Shielded 0.125" | 3.175mm 0.375" | 9.525mm 0.1406" | 3.571mm 122 41 53
    FRW2 Open 0.125" | 3.175mm 0.375" | 9.525mm 0.1562" | 3.967mm 21 6 110
    FRW2zz Shielded 0.125" | 3.175mm 0.375" | 9.525mm 0.1562" | 3.967mm 21 6 110
    FRW155 Open 0.1562" | 3.967mm 0.3125" | 7.938mm 0.1094" | 2.779mm 69 27 53
    FRW155zz Shielded 0.1562" | 3.967mm 0.3125" | 7.938mm 0.125" | 3.175mm 69 27 53
    FRW156 Open 0.1875" | 4.763mm 0.3125" | 7.938mm 0.1094" | 2.779mm 21 6 110
    FRW156zz Shielded 0.1875" | 4.763mm 0.3125" | 7.938mm 0.125" | 3.175mm 21 6 110
    FRW166 Open 0.1875" | 4.763mm 0.375" | 9.525mm 0.125" | 3.175mm 136 49 50
    FRW166zz Shielded 0.1875" | 4.763mm 0.375" | 9.525mm 0.125" | 3.175mm 136 49 50
    FRW3 Open 0.1875" | 4.763mm 0.5" | 12.700mm 0.1562" | 3.967mm 21 6 110
    FRW3zz Shielded 0.1875" | 4.763mm 0.5" | 12.700mm 0.196" | 4.978mm 21 6 110
    FRW3 W19 Open 0.1875" | 4.763mm 0.5" | 12.700mm 0.2273" | 5.773mm 249 88 43
    FRW168 Open 0.25" | 6.350mm 0.375" | 9.525mm 0.125" | 3.175mm 71 31 48
    FRW168zz Shielded 0.25" | 6.350mm 0.375" | 9.525mm 0.125" | 3.175mm 71 31 48
    FRW188 Open 0.25" | 6.350mm 0.5" | 12.700mm 0.125" | 3.175mm 71 31 48
    FRW188zz Shielded 0.25" | 6.350mm 0.5" | 12.700mm 0.1875" | 4.763mm 71 31 48
    FRW4 Open 0.25" | 6.350mm 0.625" | 15.875mm 0.196" | 4.978mm 21 6 110
    FRW4zz Shielded 0.25" | 6.350mm 0.625" | 15.875mm 0.196" | 4.978mm 21 6 110
    FRW1810zz Shielded 0.3125" | 7.938mm 0.5" | 12.700mm 0.1562" | 3.967mm 104 50 40

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