>> P.278
COMBINED TYPE NEEDLE ROLLER BEARINGSNeedle Roller Bearings with Thrust Ball Bearing Needle Roller Bearings with Thrust Roller Bearing With Inner RingWith Inner RingLl1Hr1DidBrr1dwDFShaft dia. 7-60mmShaft dia. mm 7 912141720253035404550Identification numberWith dust coverMass (Ref.)gMass (Ref.)gNAXI 72343.5NAXI 723Z45NAXI 92349.5NAXI 923ZNAXI 1223─55.5─NAXI 1223Z─NAXI 1425─63.5─NAXI 1425Z─51.556.5─65.5────NBXI 1223─NBXI 1425Mass (Ref.)g───62─70.5NAXI 1730─99─NAXI 1730Z─NAXI 2030─ 159─NAXI 2030Z─NAXI 2530─ 179─NAXI 2530Z─NAXI 3030─ 208─NAXI 3030Z─ 103─ 163─ 185─ 215─NAXI 3532─ 265─NAXI 3532Z─ 273─NAXI 4032─ 315─NAXI 4032Z─ 324─NAXI 4535─ 358─NAXI 4535Z─NAXI 5040─ 582─NAXI 5040Z─ 368─ 619──NBXI 1730─ 108─NBXI 2030─ 171─NBXI 2530─ 194─NBXI 3030─ 225─NBXI 3532─ 286─NBXI 4032─ 344─NBXI 4535─ 386─NBXI 5040─ 666NAXIWith dust cover───NBXI 1223Z─NBXI 1425Z─NBXI 1730Z─NBXI 2030Z─NBXI 2530Z─NBXI 3030Z─NBXI 3532Z─NBXI 4032Z─NBXI 4535Z─NBXI 5040Z60NAXI 6040 750NAXI 6040Z 801───Mass (Ref.)g───63─72.5─ 111─ 175─ 200─ 232─ 294─ 353─ 396─ 703─dDD17919242126121214141717202025253030353540404545505024242626303037374242474752525858626272722828303035354242474752526060656570708585608595Notes(1) Minimum allowable value of chamfer dimension r or r1 (2) llowable rotational speed applies to oil lubrication. For grease lubrication, a maximum of 70% of this value is allowable in the NAXI series, and a maximum of 25% of this value is allowable in the NBXI series.Remarks1.The outer ring has an oil groove and an oil hole.2. o grease is prepacked. Perform proper lubrication.G7
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