Dyluniwyd y dwyn pêl gyswllt onglog byrdwn dwyochrog ar gyfer lleoliad echelinol dwyochrog y brif siafft. Mae'r Bearings hyn wedi'u cyfuno â Bearings rholer silindrog o'r gyfres NN 30 K neu N 10 K ac maent wedi'u gosod yn yr un twll tai. Gall y math hwn o gyfuniad dwyn symleiddio prosesu'r twll sedd dwyn.
Mae diamedrau enwol mewnol ac allanol Bearings pêl gyswllt onglog byrdwn dwyochrog yr un fath â rhai Bearings rholer silindrog cyfatebol. Fodd bynnag, mae goddefgarwch diamedr allanol y ras wedi'i gyfuno â'r goddefgarwch turio a siâp argymelledig o'r dwyn rholer silindrog uwch-gywirdeb (goddefgarwch dwyn o dan amodau safonol), fel bod gan y twll dwyn gliriad rheiddiol priodol. Os nad yw'r cylch allanol wedi'i gywasgu'n echelinol yn y sedd dwyn, mae'r cliriad yn ddigonol i atal y byrdwn rhag dwyn llwythi rheiddiol.
| Dynodiad | Maint sylfaenol | Sgôr llwyth sylfaenol | Cyflymder cyraeddadwy | ||||
| deinamig | statig | Iro saim | Iro olew-aer | ||||
| d [mm] | D [mm] | B [mm] | C [kN] | C0 [kN] | [r / mun] | [r / mun] | |
| Bron Brawf Cymru 35 CTN9 / SP | 35 | 62 | 34 | 16.8 | 39 | 11 000 | 14 000 |
| Bron Brawf Cymru 40 CTN9 / SP | 40 | 68 | 36 | 19.5 | 46.5 | 10 000 | 13 000 |
| Bron Brawf Cymru 45 CTN9 / SP | 45 | 75 | 38 | 22.1 | 54 | 9 500 | 12 000 |
| Bron Brawf Cymru 50 CTN9 / SP | 50 | 80 | 38 | 22.5 | 60 | 9 000 | 11 000 |
| Bron Brawf Cymru 55 CTN9 / SP | 55 | 90 | 44 | 30.2 | 80 | 7 500 | 9 000 |
| BTM 60 ATN9 / HCP4CDB | 60 | 95 | 33 | 21.6 | 43 | 12 700 | 15 200 |
| BTM 60 ATN9 / P4CDB | 60 | 95 | 33 | 21.6 | 43 | 10 100 | 12 900 |
| BTM 60 BTN9 / HCP4CDB | 60 | 95 | 33 | 25 | 50 | 11 100 | 13 300 |
| BTM 60 BTN9 / P4CDB | 60 | 95 | 33 | 25 | 50 | 9 000 | 11 500 |
| Bron Brawf Cymru 60 CTN9 / SP | 60 | 95 | 44 | 30.7 | 83 | 7 500 | 9 000 |
| BTM 65 ATN9 / HCP4CDB | 65 | 100 | 33 | 22 | 47.5 | 11 900 | 14 200 |
| BTM 65 ATN9 / P4CDB | 65 | 100 | 33 | 22 | 47.5 | 9 500 | 12 100 |
| BTM 65 BTN9 / HCP4CDB | 65 | 100 | 33 | 26 | 54 | 10 400 | 12 400 |
| BTM 65 BTN9 / P4CDB | 65 | 100 | 33 | 26 | 54 | 8 400 | 10 900 |
| Bron Brawf Cymru 65 CTN9 / SP | 65 | 100 | 44 | 31.9 | 90 | 7 000 | 8 500 |
| BTM 70 ATN9 / HCP4CDB | 70 | 110 | 36 | 27.5 | 58.5 | 10 900 | 13 000 |
| BTM 70 ATN9 / P4CDB | 70 | 110 | 36 | 27.5 | 58.5 | 8 700 | 11 100 |
| BTM 70 BTN9 / HCP4CDB | 70 | 110 | 36 | 32 | 67 | 9 500 | 11 300 |
| BTM 70 BTN9 / P4CDB | 70 | 110 | 36 | 32 | 67 | 7 700 | 9 900 |
| Bron Brawf Cymru 70 CTN9 / SP | 70 | 110 | 48 | 39 | 112 | 6 700 | 8 000 |
| BTM 75 ATN9 / HCP4CDB | 75 | 115 | 36 | 27.5 | 61 | 10 300 | 12 300 |
| BTM 75 ATN9 / P4CDB | 75 | 115 | 36 | 27.5 | 61 | 8 200 | 10 400 |
| BTM 75 BTN9 / HCP4CDB | 75 | 115 | 36 | 32.5 | 69.5 | 9 000 | 10 700 |
| BTM 75 BTN9 / P4CDB | 75 | 115 | 36 | 32.5 | 69.5 | 7 300 | 9 400 |
| Bron Brawf Cymru 75 CTN9 / SP | 75 | 115 | 48 | 39.7 | 116 | 6 300 | 7 500 |
| BTM 80 ATN9 / HCP4CDB | 80 | 125 | 40.5 | 33.5 | 73.5 | 9 600 | 11 500 |
| BTM 80 ATN9 / P4CDB | 80 | 125 | 40.5 | 33.5 | 73.5 | 7 600 | 9 700 |
| BTM 80 BTN9 / HCP4CDB | 80 | 125 | 40.5 | 39 | 85 | 8 400 | 10 000 |
| BTM 80 BTN9 / P4CDB | 80 | 125 | 40.5 | 39 | 85 | 6 800 | 8 700 |
| Bron Brawf Cymru 80 CTN9 / SP | 80 | 125 | 54 | 47.5 | 140 | 5 600 | 6 700 |
| BTM 85 ATN9 / P4CDB | 85 | 130 | 40.5 | 33.5 | 78 | 7 300 | 9 300 |
| BTM 85 BTN9 / HCP4CDB | 85 | 130 | 40.5 | 40 | 88 | 8 000 | 9 500 |
| BTM 85 BTN9 / P4CDB | 85 | 130 | 40.5 | 40 | 88 | 6 400 | 8 300 |
| Bron Brawf Cymru 85 CTN9 / SP | 85 | 130 | 54 | 48.8 | 146 | 5 600 | 6 700 |
| BTM 90 ATN9 / HCP4CDB | 90 | 140 | 45 | 39 | 91.5 | 8 500 | 10 100 |
| BTM 90 ATN9 / P4CDB | 90 | 140 | 45 | 39 | 91.5 | 6 800 | 8 700 |
| BTM 90 BTN9 / HCP4CDB | 90 | 140 | 45 | 46.5 | 102 | 7 400 | 8 800 |
| BTM 90 BTN9 / P4CDB | 90 | 140 | 45 | 46.5 | 102 | 6 000 | 7 700 |
| Bron Brawf Cymru 90 CTN9 / SP | 90 | 140 | 60 | 55.9 | 173 | 5 000 | 6 000 |
| BTM 95 ATN9 / HCP4CDB | 95 | 145 | 45 | 40 | 93 | 8 200 | 9 800 |
| BTM 95 ATN9 / P4CDB | 95 | 145 | 45 | 40 | 93 | 6 500 | 8 300 |
| BTM 95 BTN9 / HCP4CDB | 95 | 145 | 45 | 46.5 | 106 | 7 200 | 8 600 |
| BTM 95 BTN9 / P4CDB | 95 | 145 | 45 | 46.5 | 106 | 5 800 | 7 400 |
| Bron Brawf Cymru 95 CTN9 / SP | 95 | 145 | 60 | 57.2 | 180 | 5 000 | 6 000 |
| BTM 100 ATN9 / HCP4CDB | 100 | 150 | 45 | 41.5 | 102 | 7 900 | 9 400 |
| BTM 100 ATN9 / P4CDB | 100 | 150 | 45 | 41.5 | 102 | 6 300 | 7 900 |
| BTM 100 BTN9 / HCP4CDB | 100 | 150 | 45 | 48 | 116 | 6 900 | 8 200 |
| BTM 100 BTN9 / P4CDB | 100 | 150 | 45 | 48 | 116 | 5 600 | 7 100 |
| Bron Brawf Cymru 100 CTN9 / SP | 100 | 150 | 60 | 59.2 | 193 | 5 000 | 6 000 |
| BTM 110 ATN9 / HCP4CDB | 110 | 170 | 54 | 57 | 137 | 7 000 | 8 300 |
| BTM 110 ATN9 / P4CDB | 110 | 170 | 54 | 57 | 137 | 5 600 | 7 100 |
| BTM 110 BTN9 / HCP4CDB | 110 | 170 | 54 | 65.5 | 153 | 6 100 | 7 300 |
| BTM 110 BTN9 / P4CDB | 110 | 170 | 54 | 65.5 | 153 | 4 900 | 6 400 |
| Bron Brawf Cymru 110 CTN9 / SP | 110 | 170 | 72 | 81.9 | 260 | 4 300 | 5 000 |
| BTM 120 ATN9 / HCP4CDB | 120 | 180 | 54 | 58.5 | 146 | 6 500 | 7 700 |
| BTM 120 ATN9 / P4CDB | 120 | 180 | 54 | 58.5 | 146 | 5 200 | 6 700 |
| BTM 120 BTN9 / HCP4CDB | 120 | 180 | 54 | 69.5 | 166 | 5 700 | 6 800 |
| BTM 120 BTN9 / P4CDB | 120 | 180 | 54 | 69.5 | 166 | 4 600 | 5 900 |
| Bron Brawf Cymru 120 CTN9 / SP | 120 | 180 | 72 | 85.2 | 280 | 4 000 | 4 800 |
| BTM 130 ATN9 / HCP4CDB | 130 | 200 | 63 | 73.5 | 186 | 5 900 | 7 000 |
| BTM 130 ATN9 / P4CDB | 130 | 200 | 63 | 73.5 | 186 | 4 700 | 6 000 |
| BTM 130 BTN9 / HCP4CDB | 130 | 200 | 63 | 85 | 208 | 5 100 | 6 100 |
| BTM 130 BTN9 / P4CDB | 130 | 200 | 63 | 85 | 208 | 4 200 | 5 400 |
| Bron Brawf Cymru 130 CTN9 / SP | 130 | 200 | 84 | 106 | 360 | 3 600 | 4 300 |
| BTM 140 AM / HCP4CDB | 140 | 210 | 63 | 73.5 | 190 | 5 600 | 6 700 |
| BTM 140 AM / P4CDB | 140 | 210 | 63 | 73.5 | 190 | 4 400 | 5 700 |
| BTM 140 BM / HCP4CDB | 140 | 210 | 63 | 86.5 | 216 | 4 900 | 5 800 |
| BTM 140 BM / P4CDB | 140 | 210 | 63 | 86.5 | 216 | 3 900 | 5 100 |
| Bron Brawf Cymru 140 CM / SP | 140 | 210 | 84 | 106 | 375 | 3 200 | 3 800 |
| BTM 150 AM / HCP4CDB | 150 | 225 | 67.5 | 86.5 | 228 | 5 200 | 6 200 |
| BTM 150 AM / P4CDB | 150 | 225 | 67.5 | 86.5 | 228 | 4 100 | 5 300 |
| BTM 150 BM / HCP4CDB | 150 | 225 | 67.5 | 104 | 260 | 4 500 | 5 300 |
| BTM 150 BM / P4CDB | 150 | 225 | 67.5 | 104 | 260 | 3 700 | 4 800 |
| Bron Brawf Cymru 150 CM / SP | 150 | 225 | 90 | 127 | 440 | 3 000 | 3 600 |
| BTM 160 AM / HCP4CDB | 160 | 240 | 72 | 98 | 260 | 4 900 | 5 800 |
| BTM 160 AM / P4CDB | 160 | 240 | 72 | 98 | 260 | 3 900 | 5 000 |
| BTM 160 BM / HCP4CDB | 160 | 240 | 72 | 114 | 290 | 4 300 | 5 100 |
| BTM 160 BM / P4CDB | 160 | 240 | 72 | 114 | 290 | 3 400 | 4 500 |
| Bron Brawf Cymru 160 CM / SP | 160 | 240 | 96 | 140 | 510 | 2 800 | 3 400 |
| BTM 170 AM / HCP4CDB | 170 | 260 | 81 | 118 | 315 | 4 500 | 5 300 |
| BTM 170 AM / P4CDB | 170 | 260 | 81 | 118 | 315 | 3 600 | 4 700 |
| BTM 170 BM / HCP4CDB | 170 | 260 | 81 | 140 | 360 | 3 900 | 4 600 |
| BTM 170 BM / P4CDB | 170 | 260 | 81 | 140 | 360 | 3 200 | 4 100 |
| Bron Brawf Cymru 170 CM / SP | 170 | 260 | 108 | 174 | 610 | 2 400 | 3 000 |
| BTM 180 AM / HCP4CDB | 180 | 280 | 90 | 140 | 365 | 4 200 | 5 000 |
| BTM 180 AM / P4CDB | 180 | 280 | 90 | 140 | 365 | 3 400 | 4 400 |
| BTM 180 BM / HCP4CDB | 180 | 280 | 90 | 163 | 425 | 3 600 | 4 300 |
| BTM 180 BM / P4CDB | 180 | 280 | 90 | 163 | 425 | 3 000 | 3 800 |
| Bron Brawf Cymru 180 CM / SP | 180 | 280 | 120 | 199 | 710 | 2 000 | 2 600 |
| Bron Brawf Cymru 190 CM / SP | 190 | 290 | 120 | 203 | 735 | 2 000 | 2 600 |
| Bron Brawf Cymru 200 CM / SP | 200 | 310 | 132 | 238 | 865 | 1 900 | 2 400 |
