>> P.293
HYB 228YB 2212─YB 2220─YB 2414YB 2416YB 2420YB 2610───YB 2816─────────────BHA 228ZBHA 2212ZBHA 2216ZBHA 2220Z─────────BHA 2824Z────────────H12Assembled bearingsBA … Z(BAM)BHA … Z(BHAM)YBYBHdaarStandard mounting dimensions mmda(1)ras maxMin.Max. Max. IRBMass (Ref.)Boundary dimensionsmm(inch)dFBIdentification numberShaft dia.mm(inch)IRB 188IRB 1812IRB 1816IRB 1820IRB 2010IRB 2014IRB 2016IRB 2020IRB 2210IRB 2220g31.54762.578436068.585.54793.528.575(1 1 8)28.575(1 1 8)28.575(1 1 8)28.575(1 1 8)34.925(1 3╱ 8)34.925(1 3╱ 8)34.925(1 3╱ 8)34.925(1 3╱ 8)31.750(1 1 4)31.750(1 1 4)31.750(1 1 4)31.750(1 1 4)38.100(1 1╱ 2)38.100(1 1╱ 2)38.100(1 1╱ 2)38.100(1 1╱ 2)13.0819.4325.7832.1316.2522.6025.7832.1333.233.233.233.23737373734.925(1 3 8)34.925(1 3 8)41.275(1 5╱ 8)41.275(1 5╱ 8)16.2532.1340.240.233.933.933.933.937.137.137.137.140.240.20.60.60.60.60.60.60.60.60.60.6BA 228ZBA 2212ZBA 2216ZBA 2220ZBA 2410ZBA 2414ZBA 2416ZBA 2420ZBA 2610ZBA 2620ZBFdIRB 23169936.512(1 7╱16)44.450(1 3╱ 4)25.7842.543.20.6BA 2816ZBA 2812ZBA 2816ZBA 2824ZBA 308ZBA 3010ZBA 3216ZBAW 3228Z0.60.60.6111143.343.343.344.544.547.547.543.443.443.445.545.548.548.5IRB 2412IRB 2416IRB 2424IRB 248-1IRB 2410-16281 1216479.538.100(1 1 2)38.100(1 1 2)38.100(1 1 2)38.100(1 1 2)38.100(1 1 2)44.450(1 3╱ 4)44.450(1 3╱ 4)44.450(1 3╱ 4)47.625(1 7╱ 8)47.625(1 7╱ 8)19.4325.7838.4813.0816.25IRB 2616IRB 262813623541.275(1 5 8)41.275(1 5 8)50.800(2 )50.800(2 )25.7844.83IRB 272014642.862(1 1116)50.800(2 )32.1348.549.50.6BA 3220ZIRB 3016IRB 302410014947.625(1 7 8)47.625(1 7 8)53.975(2 1╱ 8)53.975(2 1╱ 8)25.7838.4852.952.952.952.90.60.6BA 3416ZBA 3424ZIRB 361618357.150(2 1 4)66.675(2 5╱ 8)25.7863.564.51BA 4216ZIRB 4016IRB 402013116463.500(2 1 2)63.500(2 1 2)69.850(2 3╱ 4)69.850(2 3╱ 4)25.7832.1368.768.768.868.80.60.6BA 4416ZBA 4420ZNote(1) Maximum allowable llet corner radius of shaft RemarkNo oil hole is provided.28.575(11╱8)31.750(11╱4)34.925(13╱8)36.512(17╱16)38.100(11╱2)41.275(15╱8)42.862(111╱16)47.625(17╱8)57.150(21╱4)63.500(21╱2)
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