Catalog: Machined-ring needle roller bearings | |
| machined-ring needle roller bearings without inner ring ccrr ntn type rna49 ... nk r type nk type rna69 r fw 63 85mm boundary dimensions dynamic mm fw d c rs min 1 ... cr basic load ratings static dynamic static n ... cr cor limiting speeds r/min grease oil bearing numbers abutment dimensions mm da ras ... 109 000 132 000 183 000 98 000 142 000 89 000 139 000 108 000 153 000 191 000 91 ... 1 allowable minimum chamfer dimension r b-62 ... | |
| machined-ring needle roller bearings ntn ra ra da da fw 90 130mm boundary ... dimensions dynamic mm fw d be rs min 1 cr basic load ratings static ... cr cor limiting speeds r/min grease oil bearing numbers abutment and fillet dimensions ... 1.13 1.46 1.15 1.76 0.670 0.910 1.24 1.89 0.730 rna4916r 105 110 110 110 rna6916r ... 1 allowable minimum chamfer dimension r b-63 ... | |
| machined-ring needle roller bearings with inner ring ccrrrr ntn type na49 ... na59 type nk r ir type na69 r d 55 85mm boundary dimensions dynamic mm d d c rs min 1 f ... s 2 cr basic load ratings static dynamic static n ... cr cor limiting speeds r/min grease oil bearing numbers 55 80 80 82 82 34 45 25 35 25 ... 85 500 130 000 70 500 140 000 183 000 89 000 139 000 108 000 153 000 191 000 100 ... inner ring ir comprises the codes of ir bore diameter outer diameter width b-72 ... | |
| machined-ring needle roller bearings ntn ra ra da da abutment dimensions da ... 45.2 24.1 47.3 25.7 49.0 44.5 73.6 76.6 89.8 123 b-79 ... | |
| machined-ring needle roller bearings ntn limiting speeds r/min grease oil ... bearing numbers abutment dimensions mm da max ... 0.884 1.02 1.25 0.978 1.14 1.67 1.92 b-89 ... | |
