Self-Aligning Roller Bearing
Series 21
BEARING CODE | MAIN DIMSSION(mm) | LOADING(KN) | LIMMILTED SPEED(r/min) | ASSEMBLE SIZE(mm) | ||||||||
CYLINDRICAL | TAPERED | d | D | B | rsmin | Cr | Cor | GREASE | OIL | da(min) | Da(max) | ra(max) |
21304CA | 21304CAK | 20 | 52 | 15 | 1.1 | 31.7 | 32.1 | 6000 | 7500 | 27 | 45 | 1 |
21304CTN1 | 21304KCTN1 | 52 | 15 | 1.1 | 35.8 | 35.2 | 6000 | 7500 | 27 | 45 | 1 | |
21305CA | 21305CAK | 62 | 17 | 1.1 | 42.7 | 45.5 | 5300 | 6700 | 32 | 55 | 1 | |
21305CTN1 | 21305KCTN1 | 62 | 17 | 1.1 | 45.5 | 45.8 | 5300 | 6700 | 32 | 55 | 1 | |
21306CA | 21306CAK | 72 | 19 | 1.1 | 57.5 | 63.9 | 4500 | 6000 | 37 | 65 | 1 | |
21306CTN1 | 21306KCTN1 | 72 | 19 | 1.1 | 63.8 | 65.4 | 4500 | 6000 | 37 | 65 | 1 | |
21307CA | 21307CAK | 80 | 21 | 1.5 | 65.4 | 75.4 | 4000 | 5300 | 44 | 71 | 1.5 | |
21307CTN1 | 21307KCTN1 | 80 | 21 | 1.5 | 74.4 | 77.7 | 4000 | 5300 | 44 | 71 | 1.5 | |
21308CA | 21308CAK | 90 | 23 | 1.5 | 88.8 | 99 | 3600 | 4500 | 49 | 81 | 1.5 | |
21308CC | 21308CCK | 90 | 23 | 1.5 | 88.8 | 99 | 3600 | 4500 | 49 | 81 | 1.5 | |
21308CTN1 | 21308KCTN1 | 90 | 23 | 1.5 | 93.9 | 102 | 3600 | 4500 | 49 | 81 | 1.5 | |
21309CA | 21309CAK | 100 | 25 | 1.5 | 105.7 | 118.4 | 3200 | 4000 | 54 | 91 | 1.5 | |
21309CC | 21309CCK | 100 | 25 | 1.5 | 105.7 | 118.4 | 3200 | 4000 | 54 | 91 | 1.5 | |
21309CTN1 | 21309KCTN1 | 100 | 25 | 1.5 | 111.2 | 123.6 | 3200 | 4000 | 54 | 91 | 1.5 | |
21310CA | 21310CAK | 110 | 27 | 2 | 123.6 | 144.2 | 2800 | 3800 | 60 | 100 | 2 | |
21310CC | 21310CCK | 110 | 27 | 2 | 128.7 | 144.2 | 2800 | 3800 | 60 | 100 | 2 | |
21310CTN1 | 21310KCTN1 | 110 | 27 | 2 | 128.7 | 144.2 | 2800 | 3800 | 60 | 100 | 2 | |
21311CA | 21311CAK | 120 | 29 | 2 | 146.3 | 175.1 | 2600 | 3400 | 65 | 110 | 2 | |
21311CC | 21311CCK | 120 | 29 | 2 | 146.3 | 175.1 | 2600 | 3400 | 65 | 110 | 2 | |
21311CTN1 | 21311KCTN1 | 120 | 29 | 2 | 149.3 | 170 | 2600 | 3400 | 65 | 110 | 2 | |
21312CA | 21312CAK | 130 | 31 | 2.1 | 166.9 | 200.9 | 2400 | 3200 | 72 | 118 | 2.1 | |
21312CC | 21312CCK | 130 | 31 | 2.1 | 166.9 | 200.9 | 2400 | 3200 | 72 | 118 | 2.1 | |
21312CTN1 | 21312KCTN1 | 130 | 31 | 2.1 | 175.1 | 200.9 | 2400 | 3200 | 72 | 118 | 2.1 | |
21313CA | 21313CAK | 140 | 33 | 2.1 | 187.5 | 234.8 | 2200 | 3000 | 77 | 128 | 2.1 | |
21313CC | 21313CCK | 140 | 33 | 2.1 | 187.5 | 234.8 | 2200 | 3000 | 77 | 128 | 2.1 | |
21313CTN1 | 21313KCTN1 | 140 | 33 | 2.1 | 198 | 235 | 2200 | 3000 | 77 | 128 | 2.1 | |
21314CA | 21314CAK | 150 | 35 | 2.1 | 218.4 | 276 | 2000 | 2800 | 82 | 138 | 2.1 | |
21314CC | 21314CCK | 150 | 35 | 2.1 | 218.4 | 276 | 2000 | 2800 | 82 | 138 | 2.1 | |
21314CTN1 | 21314KCTN1 | 150 | 35 | 2.1 | 220 | 265 | 2000 | 2800 | 82 | 138 | 2.1 | |
21315CA | 21315CAK | 160 | 37 | 2.1 | 245.1 | 311.1 | 1900 | 2600 | 87 | 148 | 2.1 | |
21315CC | 21315CCK | 160 | 37 | 2.1 | 245.1 | 311.1 | 1900 | 2600 | 87 | 148 | 2.1 | |
21315CTN1 | 21315KCTN1 | 160 | 37 | 2.1 | 245.1 | 311.1 | 1900 | 2600 | 87 | 148 | 2.1 | |
21316CA | 21316CAK | 170 | 39 | 2.1 | 267.8 | 358.6 | 1800 | 2400 | 92 | 158 | 2.1 | |
21316CC | 21316CCK | 170 | 39 | 2.1 | 267.8 | 358.6 | 1800 | 2400 | 92 | 158 | 2.1 | |
21316CTN1 | 21316KCTN1 | 170 | 39 | 2.1 | 280 | 350 | 1800 | 2400 | 92 | 158 | 2.1 | |
21317CA | 21317CAK | 180 | 41 | 3 | 306.9 | 396.6 | 1700 | 2200 | 99 | 166 | 2.5 | |
21317CC | 21317CCK | 180 | 41 | 3 | 306.9 | 396.6 | 1700 | 2200 | 99 | 166 | 2.5 | |
21317CTN1 | 21317KCTN1 | 180 | 41 | 3 | 310 | 390 | 1700 | 2200 | 99 | 166 | 2.5 | |
21318CA | 21318CAK | 190 | 43 | 3 | 329.6 | 432.6 | 1600 | 2200 | 104 | 176 | 2.5 | |
21318CC | 21318CCK | 190 | 43 | 3 | 329.6 | 432.6 | 1600 | 2200 | 104 | 176 | 2.5 | |
21318CTN1 | 21318KCTN1 | 190 | 43 | 3 | 330 | 420 | 1600 | 2200 | 104 | 176 | 2.5 | |
21319CA | 21319CAK | 200 | 45 | 3 | 365.7 | 499.6 | 1700 | 2200 | 109 | 186 | 2.5 | |
21319CC | 21319CCK | 200 | 45 | 3 | 365.7 | 499.6 | 1700 | 2200 | 109 | 186 | 2.5 | |
21319CTN1 | 21319KCTN1 | 200 | 45 | 3 | 365 | 499 | 1700 | 2200 | 109 | 186 | 2.5 | |
21320CA | 21320CAK | 215 | 47 | 3 | 396.6 | 545.9 | 1600 | 2000 | 114 | 201 | 2.5 | |
21320CC | 21320CCK | 215 | 47 | 3 | 396.6 | 545.9 | 1600 | 2000 | 114 | 201 | 2.5 | |
21320CTN1 | 21320KCTN1 | 215 | 47 | 3 | 425 | 575 | 1600 | 2000 | 114 | 201 | 2.5 | |
21321CA | 21321CAK | 225 | 49 | 3 | 420 | 575 | 1500 | 1900 | 119 | 211 | 2.5 | |
21321CC | 21321CCK | 225 | 49 | 3 | 420 | 575 | 1500 | 1900 | 119 | 211 | 2.5 | |
21322CA | 21322CAK | 240 | 50 | 3 | 460 | 635 | 1400 | 1800 | 124 | 226 | 2.5 | |
21322CC | 21322CCK | 240 | 50 | 3 | 474 | 654 | 1400 | 1800 | 124 | 226 | 2.5 |
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Contact Us
Tianjin Cherron Import and Export Co.,Ltd.
Add:Tianjin Development Zone,Tianjin,China
Tel/Whatsapp:+86 18322622192
Skype:amebearing
E-mail:amebearing@hotmail.com