常用圆锥滚子轴承.doc

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1、滚动轴承圆锥滚子轴承外形尺寸GB/T297-1994(代替GB297-1984)Rollingbearings–taperedrollerbearings-Boundarydimensions30000型注：表中基本额定动载荷、基本额定静载荷、极限转速及定位台阶参数不是GB/T297-1994的内容内径d/mm外径D/mm宽度T/mm内圈宽度B/mm外圈宽度C/mm圆角r/mm接触角正切内圈定位台阶da/mm外圈定位台阶Da/mm基本额定动载荷Cr/kN基本额定静载荷C0r/kN极限转速（脂）nlim/r•min-1极限转速

2、（油）nlim/r•min-1轴承代号153511.811100.60.232030————30203154214.3131110.19213622.821.590001200030302174013.3121110.23233420.821.890001200030203174017.3161410.212334————32203174715.3141210.19234128.227.285001100030303174720.3191610.19234135.236.2850011000323032037121290.3

3、0.2122.434.613.217.59500130003290420421515120.60.2525372528.285001100032004204715.3141210.23264128.230.580001000030204204719.3181510.222641————32204内径d/mm外径D/mm宽度T/mm内圈宽度B/mm外圈宽度C/mm圆角r/mm接触角正切内圈定位台阶da/mm外圈定位台阶Da/mm基本额定动载荷Cr/kN基本额定静载荷C0r/kN极限转速（脂）nlim/r•min-1极限转速（油

4、）nlim/r•min-1轴承代号205216.315131.50.229433333.27500950030304205222.321181.50.2294342.846.275009500323042240121290.30.2124.437.61520850011000329/222244151511.50.60.2627392630.2800010000320/222542121290.30.2127.439.61621630010000329052547151511.50.60.293042283475009500

5、3200525471717140.60.19304232.542.57500950033005255216.3151310.25314632.2377000900030205255219.3181610.243146————32205255222221810.2331464755.87000900033205256218.317151.50.2345346.8486300800030305256218.317131.50.55345340.5466300800031305256225.324201.50.2345361.56

6、8.863008000323052845121290.30.2130.442.616.822.875009500329/28285216161210.29344631.540.567008500320/28285824241910.2334525868.263008000332/283047121290.30.2132.444.61723.27000900032906305517161410.29364927.835.56300800032006X2305517171310.29364935.846.863008000320

7、06305520201610.19364943.858.86300800033006306217.3161410.25365643.250.56000750030206306221.3201710.25365651.863.860007500322063062252519.510.23365663.875.56000750033206307220.819161.50.21396359635600700030306307220.819141.50.55396352.560.55600700031306307228.827231

8、.50.21396381.596.5560070003230632521414100.60.21374723.832.563008000329/32内径d/mm外径D/mm宽度T/mm内圈宽度B/mm外圈宽度C/mm圆角r/mm接触角正切内圈定位台阶da/mm外圈定位台阶Da/mm基本额定