>> P.150
Mass (Ref.)g 32 40.5 33.5 42 55.5 95.5 71 89 81.5104 34.5 43.5 51.5 83.5 56.5 97.5 57 85 64.5 97.5 64111115133GTR────────TR──────TR 253820TR 253825GTR 253820GTR 253825──────────────────────────TR 304425──GTR 304425TAF 243216TAF 243220TAF 253316TAF 253320──────TAF 263416TAF 263420TAF 283720TAF 283730──TAF 293820TAF 293830TAF 304020TAF 304030─────────────────────────────────RNA 6904────RNA 4904──────────RNA 69/22─────RNA 6905────────RNA 49/22─────────30RNA 4905─Shaft dia.mm2425262829MACHINED TYPE NEEDLE ROLLER BEARINGSWithout Inner RingShaft dia. 24-30mmIdentification numberRNA 49RNA 69RNA 48TAFNotes(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. AF series with a roller set bore diameter Fw of 26 mm or less have no oil hole. In others, the outer ring has an oil groove and an oil hole.2. o grease is prepacked. Perform proper lubrication.D11
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