>> P.174
FwrrCCrrrrrrDdFwDd NA49 TAFINA69MACHINED TYPE NEEDLE ROLLER BEARINGSWith Inner RingShaft dia. 35-45mmIdentification numberNA 49NA 69NA 48TAFITRIGTRIMass (Ref.)g129192178320280191310136205143215270245440300149225305340230320300285520335d35353535353535383840404040404042424242454545454545─────GTRI 355520GTRI 355630───────GTRI 405930──────TRI 355630──────TRI 405930─────TAFI 355020TAFI 355030─────TAFI 385320TAFI 385330TAFI 405520TAFI 405530────TAFI 425720TAFI 425730TRI 426230──GTRI 426230───────GTRI 456430TRI 456430─────────TAFI 456225TAFI 456235────────────────────────────NA 6907──NA 4907──────────NA 6908────────────────40─NA 4908────────4245─NA 4909NA 6909───Shaft dia.mm3538Notes(1)Minimum allowable value of chamfer dimension r (2)Allowable axial shift amount of inner ring to outer ring (3)Allowable rotational speed applies to oil lubrication. For grease lubrication, a maximum of 60% of this value is allowable.Remarks1.The outer ring has an oil groove and an oil hole.2.No grease is prepacked. Perform proper lubrication.D35
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