>> P.176
Fwrrd50505050505055555555555560606060606065656570707070CCrrrrrrDdFwDd NA49 TAFINA69MACHINED TYPE NEEDLE ROLLER BEARINGSWith Inner RingShaft dia. 50-70mmIdentification numberShaft dia.mmNA 49NA 69NA 48TAFITRIGTRIMass (Ref.)g270365295530755825275380410730650710395560440785────────TRI 507745──GTRI 507745────────TRI 558138──GTRI 558138────────4707108405407557651 400──────────────TRI 608945──GTRI 6089459601 050TAFI 506825TAFI 506835────TAFI 557225TAFI 557235────TAFI 608225TAFI 608235─────TAFI 659035─TAFI 709525TAFI 709535──────────────────────────────NA 6910──50NA 4910──────NA 6911─────NA 6912────NA 6913───NA 6914────55NA 4911───────NA 491360NA 4912─────NA 4914─6570Notes(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.D37
| < 
| 
> | 
>>
