軸承代號 外形尺寸 額定載荷 極限轉速 重量 d D B Cr Cor 脂油 ≈ mm KN r/min kg 71803C 17 26 5 2.3 1.9 53000 80000 0.008 71803AC 17 26 5 2.1 1.8 50000 75000 0.008 71804C 20 32 7 3.9 3.4 45000 67000 0.018 71804AC 20 32 7 3.7 3.2 40000 60000 0.018 71805C 25 37 7 4.2 4.1 38000 56000 0.022 71805AC 25 37 7 3.9 3.9 34000 50000 0.022 71806C 30 42 7 4.4 4.8 32000 48000 0.025 71806AC 30 42 7 4.1 4.5 28000 43000 0.025 71807C 35 47 7 4.6 5.5 26000 40000 0.029 71807AC 35 47 7 4.3 5.2 24000 38000 0.029 71808C 40 52 7 4.8 6.2 24000 38000 0.032 71808AC 40 52 7 4.5 5.8 20000 34000 0.032 71809C 45 58 7 4.9 6.7 20000 34000 0.04 71809AC 45 58 7 4.6 6.3 18000 30000 0.04 71810C 50 65 7 7.4 10 18000 30000 0.052 71810AC 50 65 7 6.9 9.5 16000 26000 0.052 71811C 55 72 9 10.2 13.8 16000 26000 0.081 71811AC 55 72 9 9.6 13.1 15000 24000 0.081 71812C 60 78 10 13.4 18 15000 24000 0.1 71812AC 60 78 10 12.6 17 14000 22000 0.1 71813C 65 85 10 13.4 18.8 14000 22000 0.125 71813AC 65 85 10 12.6 17.8 13000 20000 0.125 71814C 70 90 10 13.8 20.3 13000 20000 0.133 71814AC 70 90 10 13 19.1 12000 19000 0.133 71815C 75 95 10 14.2 21.7 12000 19000 0.142 71815AC 75 95 10 13.3 20.5 11000 18000 0.142 71816C 80 100 10 14.5 23.1 11000 18000 0.15 71816AC 80 100 10 13.6 21.8 9500 16000 0.15 71817C 85 110 13 21.5 32.2 10000 17000 0.262 71817AC 85 110 13 20.2 30.5 9000 15000 0.262 71818C 90 115 13 21.7 33.5 9500 16000 0.274 71818AC 90 115 13 20.4 31.6 8500 14000 0.274 71819C 95 120 13 21.9 34.7 9000 15000 0.287 71819AC 95 120 13 20.6 32.8 8500 14000 0.287 71820C 100 125 13 22.5 37 8500 14000 0.301 71820AC 100 125 13 21.2 34.9 8000 13000 0.301 71821C 105 130 13 22.7 38.3 8500 14000 0.314 71821AC 105 130 13 21.3 36.1 8000 13000 0.314 71822C 110 140 16 31.8 51.6 8000 13000 0.496 71822AC 110 140 16 29.9 48.7 7500 12000 0.496