51300 Series Thrust Ball Bearings

51300 series — 25 sizes, ISO 104 boundary dimensions with cross-brand equivalents.

Sizes in this series

DesignationBoreOuter ØHeight (H)Cross-reference
51305 25 mm 52 mm 18 mm equivalents →
51306 30 mm 60 mm 21 mm equivalents →
51307 35 mm 68 mm 24 mm equivalents →
51308 40 mm 78 mm 26 mm equivalents →
51309 45 mm 85 mm 28 mm equivalents →
51310 50 mm 95 mm 31 mm equivalents →
51311 55 mm 105 mm 35 mm equivalents →
51312 60 mm 110 mm 35 mm equivalents →
51313 65 mm 115 mm 36 mm equivalents →
51314 70 mm 125 mm 40 mm equivalents →
51315 75 mm 135 mm 44 mm equivalents →
51316 80 mm 140 mm 44 mm equivalents →
51317 85 mm 150 mm 49 mm equivalents →
51318 90 mm 155 mm 50 mm equivalents →
51320 100 mm 170 mm 55 mm equivalents →
51322 110 mm 190 mm 63 mm equivalents →
51324 120 mm 210 mm 70 mm equivalents →
51326 130 mm 225 mm 75 mm equivalents →
51328 140 mm 240 mm 80 mm equivalents →
51330 150 mm 250 mm 80 mm equivalents →
51332 160 mm 270 mm 87 mm equivalents →
51334 170 mm 280 mm 87 mm equivalents →
51336 180 mm 300 mm 95 mm equivalents →
51338 190 mm 320 mm 105 mm equivalents →
51340 200 mm 340 mm 110 mm equivalents →

Boundary-dimension reference only. Verify suffixes before substituting.