>> P.158
Mass (Ref.)g280395320605690325585335475345485470315445495910GTR───TR───TR 708945──GTR 708945──────────────────────TR 8310845──GTR 83108459951 090TAF 708525TAF 708535─────TAF 739025TAF 739035TAF 759225TAF 759235─TAF 809525TAF 809535────435525610960────────TAF 8510525─TAF 8510535────────────────────────────────70RNA 49/62RNA 4913──RNA 6913────────RNA 6914─────RNA 6915────RNA 49/68──RNA 4914────RNA 4915──727375808385Shaft dia. 70-85mmIdentification numberRNA 49RNA 69RNA 48TAFShaft dia.mmNotes(1)Minimum allowable value of chamfer dimension r (2)Allowable rotational speed applies to oil lubrication. For grease lubrication, a maximum of 60% of this value is allowable.Remarks1. he outer ring has an oil groove and an oil hole.2.No grease is prepacked. Perform proper lubrication.D19MACHINED TYPE NEEDLE ROLLER BEARINGSWithout Inner Ring
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