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FY Series Ball Bearing Units — Sizes & Specifications

188 models in the FY series, 12–74.612 mm bore. Every row links to the full specification page and to the cross-reference page of that model.

ModelBrandBore d (mm)OD D (mm)Width B (mm)
FY 12 TFSKF12—
FY 1/2 FMSKF12.736.8—
FY 1/2 RMSKF12.730.6—
FY 1/2 TFSKF12.7—
FY 1/2 TF/AHSKF12.730.6—
FY 15 FMSKF1539.1—
FY 15 TFSKF15—
FY 5/8 FMSKF15.875—
FY 5/8 RMSKF15.87530.6—
FY 5/8 TFSKF15.87530.6—
FY 5/8 TF/AHSKF15.87530.6—
FY 17 FMSKF1739.1—
FY 17 TFSKF17—
FY17TFSKF1727.478—
FY17WMSKF1737.378—
FY 3/4 FMSKF19.0542.5—
FY 3/4 RMSKF19.0537.3—
FY 3/4 TFSKF19.0537.3—
FY 3/4 TF/AHSKF19.0537.3—
FY 3/4 TRSKF19.0537.3—
FY 3/4 WFSKF19.0545.6—
FY 20 FMSKF2042.5—
FY 20 TFSKF2037.3—
FY 20 TRSKF2037.3—
FY 20 WFSKF2045.6—
FY Series 20 TF/VA201SKF20—
FY Series 20 TF/VA228SKF20—
FY20TFSKF203188—
FY20WMSKF2043.788—
FY 13/16 FMSKF20.63742.5—
FY 13/16 TFSKF20.637—
FY 13/16 WFSKF20.63745.9—
FY 7/8 FMSKF22.22542.5—
FY 7/8 RMSKF22.225—
FY 7/8 TFSKF22.225—
FY 7/8 TF/AHSKF22.22538.8—
FY 7/8 WFSKF22.22545.9—
FY 15/16 FMSKF23.81342.5—
FY 15/16 RMSKF23.813—
FY 15/16 TFSKF23.813—
FY 15/16 TF/AHSKF23.813—
FY 15/16 WFSKF23.81345.9—
FY 25 FMSKF2542.5Cross-ref →
FY 25 TFSKF2538.8—
FY 25 TRSKF25—
FY 25 WFSKF2545.6—
FY25TFSKF2534.197—
FY25WMSKF2544.497—
FY 1. FMSKF25.442.5—
FY 1. RMSKF25.438.8—
FY 1. TFSKF25.438.8—
FY 1. TF/AHSKF25.4—
FY 1. TRSKF25.438.8—
FY 1. WFSKF25.445.9—
FY 1.1/16 FMSKF26.98846.7—
FY 1.1/16 TFSKF26.98842.2—
FY 1.1/16 WFSKF26.98850.1—
FY 1.1/8 FMSKF28.57546.7—
FY 1.1/8 RMSKF28.57542.2—
FY 1.1/8 TFSKF28.57542.2—
FY 1.1/8 TF/AHSKF28.57542.2—
FY 1.1/8 WFSKF28.57550.1—
FY 30 FMSKF3046.7—
FY 30 TFSKF3042.2—
FY 30 TRSKF3042.2—
FY 30 WFSKF3050.1—
FY30TFSKF3038.1110—
FY30WMSKF3048.4110—
FY 1.3/16 FMSKF30.163—
FY 1.3/16 RMSKF30.16342.2—
FY 1.3/16 TFSKF30.163—
FY 1.3/16 TF/AHSKF30.16342.2—
FY 1.3/16 WFSKF30.163—
FY 1.1/4 AFMSKF31.7546.7—
FY 1.1/4 ARMSKF31.7542.2—
FY 1.1/4 ATFSKF31.7546.4—
FY 1.1/4 FMSKF31.7550.4—
FY 1.1/4 RMSKF31.7546.4—
FY 1.1/4 TFSKF31.7546.4—
FY 1.1/4 TF/AHSKF31.7546.4—
FY 1.1/4 TRSKF31.7546.4—
FY 1.1/4 WFSKF31.7553.3—
FY 1.5/16 FMSKF33.337—
FY 1.5/16 TFSKF33.337—
FY 1.5/16 WFSKF33.337—
FY 1.3/8 FMSKF34.92550.4—
FY 1.3/8 RMSKF34.92546.4—
FY 1.3/8 TFSKF34.92546.4—
FY 1.3/8 TF/AHSKF34.92546.4—
FY 1.3/8 WFSKF34.92553.3—
FY 35 FMSKF3550.4—
FY 35 TFSKF3546.4—
FY 35 TRSKF3546.4—
FY 35 WFSKF3553.3—
FY35TFSKF3542.9119—
FY35WMSKF3551.1119—
FY 1.7/16 FMSKF36.51350.4—
FY 1.7/16 RMSKF36.51346.4—
FY 1.7/16 TFSKF36.51346.4—
FY 1.7/16 WFSKF36.51353.3—
FY 1.1/2 FMSKF38.156.5—
FY 1.1/2 RMSKF38.152.6—
FY 1.1/2 TFSKF38.154.2—
FY 1.1/2 TF/AHSKF38.154.2—
FY 1.1/2 TRSKF38.154.2—
FY 1.1/2 WFSKF38.158.9—
FY 40 FMSKF4056.7Cross-ref →
FY 40 TFSKF4054.2—
FY 40 TRSKF4054.2—
FY 40 WFSKF4058.9—
FY40TFSKF4049.2132—
FY40WMSKF4056.3132—
FY 1.5/8 FMSKF41.27556.5—
FY 1.5/8 TFSKF41.27554.2—
FY 1.5/8 TF/AHSKF41.27554.2—
FY 1.5/8 WFSKF41.27558.9—
FY 1.11/16 FMSKF42.86256.5—
FY 1.11/16 RMSKF42.86254.2—
FY 1.11/16 TFSKF42.86254.2—
FY 1.11/16 TF/AHSKF42.86254.2—
FY 1.11/16 WFSKF42.86258.9—
FY 1.3/4 FMSKF44.4556.5—
FY 1.3/4 RMSKF44.4554.2—
FY 1.3/4 TFSKF44.4554.2—
FY 1.3/4 TF/AHSKF44.4554.2—
FY 1.3/4 TRSKF44.4554.2—
FY 1.3/4 WFSKF44.4558.9—
FY 45 FMSKF4556.7—
FY 45 TFSKF4554.2—
FY 45 TRSKF4554.2—
FY 45 WFSKF4558.9Cross-ref →
FY45TFSKF4549.2139—
FY45WMSKF4556.3139—
FY 1.15/16 FMSKF49.21260.7—
FY 1.15/16 RMSKF49.21260.1—
FY 1.15/16 TFSKF49.21260.6—
FY 1.15/16 TF/AHSKF49.21260.6—
FY 1.15/16 WFSKF49.21266.1—
FY 50 FMSKF5060.7—
FY 50 TFSKF5060.6—
FY 50 TRSKF5060.6—
FY 50 WFSKF5066.1—
FY50TFSKF5051.6145—
FY50WMSKF5062.7145—
FY 2. FMSKF50.867.4—
FY 2. RMSKF50.863.9—
FY 2. TFSKF50.8—
FY 2. TF/AHSKF50.8—
FY 2. TRSKF50.8—
FY 2. WFSKF50.874.6—
FY 55 FMSKF5567.4—
FY 55 TFSKF55—
FY 55 TRSKF55—
FY 55 WFSKF5574.6—
FY55TFSKF5555.6164—
FY55WMSKF5571.4164—
FY 2.3/16 FMSKF55.56367.4—
FY 2.3/16 RMSKF55.56363.9—
FY 2.3/16 TFSKF55.563—
FY 2.3/16 TF/AHSKF55.563—
FY 2.3/16 WFSKF55.56374.6—
FY 2.1/4 RMSKF57.1568.9—
FY 2.1/4 TFSKF57.1573.7—
FY 2.1/4 TF/AHSKF57.1573.7—
FY 2.1/4 WFSKF57.1580.8—
FY 60 FMSKF6073.6—
FY 60 TFSKF6073.7—
FY 60 TRSKF6073.7—
FY 60 WFSKF6080.8—
FY Series 60 TF/VA201SKF60—
FY Series 60 TF/VA228SKF60—
FY60TFSKF6065.1177—
FY60WMSKF6077.8177—
FY 2.7/16 RMSKF61.91368.9—
FY 2.7/16 TFSKF61.91373.7—
FY 2.7/16 TF/AHSKF61.91373.7—
FY 2.7/16 WFSKF61.91380.8—
FY 2.1/2 TFSKF63.572.4—
FY 2.1/2 TF/AHSKF63.576.9—
FY 65 TFSKF6576.9—
FY65TFSKF6565.1189—
FY 2.11/16 TFSKF68.26376.9—
FY 2.11/16 TF/AHSKF68.26376.9—
FY 2.3/4 TFSKF69.8587.4—
FY 2.3/4 TF/AHSKF69.8587.4—
FY 2.15/16 RMSKF74.61280.3—
FY 2.15/16 TFSKF74.61287.4—
FY 2.15/16 TF/AHSKF74.61287.4—

About the FY series

FY series bearings follow the ISO dimension plan for this family, so a given number is dimensionally interchangeable between brands - see the cross-reference to confirm. Choose the suffix for your duty: shields for dry, clean positions, contact seals for wet or dusty ones, and a larger clearance class where the fit or temperature demands it.

Other Ball Bearing Units series: E · NAU · LSE · UC · SNV · MSE · SD · SNT