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英制四列圓錐滾子軸承(d 660-825.500)
徑向當量動載荷
當Fa／Fr≤e Pr=Fr+Y1Fa
當Fa／Fr>e Pr=0．67Fr+Y 2Fa
徑向當量靜載荷
Por=Fr+YoFa
| 外形尺寸 | 基本載荷（KN） | 重量（kg） | 軸承型號 | 計算參數 | 參考軸承型號 | ||||||||||
| d | D | T | B | r1.2min | r3.4min | 動 | 靜 | 參考 | e | Y1 | Y2 | Y0 | SKF | TOIlRINGTON | |
| 660 | 855 | 318.48 | 319.192 | 4.8 | 9.7 | 6160 | 17000 | 490 | IFTB0136 | 0.35 | 1.9 | 2.9 | 1.8 | BT48331065AG／IIA4 | |
| 660 | 855 | 318.5 | 318.5 | 5 | 7.5 | 7040 | 18600 | 490 | IFTB0137 | 0.35 | 1.9 | 2.9 | 1.8 | BT48328511／l{Al | |
| 660.4 | 812.8 | 365.125 | 365.125 | 3.3 | 6.4 | 6710 | 22400 | 420 | IFTB0138 | 0.33 | 2 | 3 | 2 | 331190 | 260TQ0854AA957 |
| 676 | 910 | 620 | 620 | 4 | 8 | 14200 | 41500 | 1150 | IFTB0139 | 0.33 | 2 | 3 | 2 | BT48332906／HA4 | |
| 679.45 | 901.7 | 552.45 | 552.45 | 3.3 | 6.4 | 12300 | 36500 | 975 | IFTB0140 | 0.33 | 2 | 3 | 2 | 331700 | 267TQ0798BB957 |
| 682.625 | 965.2 | 701.675 | 701.675 | 3.3 | 6.4 | 17600 | 50000 | 1750 | IFTB0141 | 0.33 | 2 | 3 | 2 | 331503G／HAl | 268TQ09811AA957 |
| 685.8 | 876.3 | 355.6 | 352.425 | 3.3 | 6.4 | 7210 | 22000 | 530 | IFTB0142 | 0.43 | 1.6 | 2.3 | 1.6 | 331089 | 270TQ09812AAl254 |
| 685.8 | 876.3 | 355.6 | 434.975 | 3.3 | 6.4 | 7210 | 22000 | 580 | IFTB0143 | 0.43 | 1.6 | 2.3 | 1.6 | BT48328704G／HAl | |
| 708.025 | 930.275 | 565.15 | 565.15 | 3.3 | 6.4 | 13000 | 39000 | 1030 | IFTB0144 | 0.33 | 2 | 3 | 2 | BT48332098A／HA4 | 1一1754一G |
| 710 | 900 | 410 | 410 | 3 | 6 | 8800 | 26500 | 660 | IFTB0145 | 0.35 | 1.9 | 2.9 | 1.8 | 331351 | 280TQ0796CAl778 |
| 711.2 | 914.4 | 317.5 | 317.5 | 3.3 | 6.4 | 7040 | 19300 | 525 | IFTB0146 | 0.37 | 1.8 | 2.7 | 1.8 | 330882C | 280TQ0815AA957 |
| 714.375 | 1016 | 704.85 | 704.85 | 3.3 | 6.4 | 18700 | 53000 | 1950 | IFTB0147 | 0.35 | 1.9 | 2.9 | 1.8 | BT4t3331358／HA4 | 281TQ0814AA957 |
| 717.55 | 946.15 | 565.15 | 565.15 | 3.3 | 6.4 | 13400 | 40500 | 1900 | IFTB0148 | 0.33 | 2 | 3 | 2 | 332244 | 282TQ0847AA957 |
| 730 | 940 | 500 | 500 | 3.5 | 8 | 12100 | 36000 | 925 | IFTB0149 | 0.35 | 1.9 | 2.9 | 1.8 | 331752 | |
| 730.25 | 1035．O5 | 755.65 | 755.65 | 3.3 | 6.4 | 20500 | 58500 | 2170 | IFTB0150 | 0.33 | 2 | 3 | 2 | 330803A | 287YQ0816AAl309 |
| 749.3 | 990.6 | 605 | 605 | 3.3 | 6.4 | 15000 | 45500 | 1250 | IFTB0151 | 0.33 | 2 | 3 | 2 | 331616 | 295TQ0821CA957 |
| 749.3 | 1066.8 | 736.6 | 723.9 | 25.4 | 12.7 | 20500 | 58500 | 2250 | IFTB0152 | 0.33 | 2 | 3 | 2 | 331094A | 295TQ0820AA957 |
| 750 | 1130 | 690 | 690 | 4 | 7.5 | 20100 | 46500 | 2430 | IFTB0153 | 0.48 | 1.4 | 2.1 | 1.4 | BT48328376／HA4 | |
| 762 | 1066.8 | 736.6 | 723.9 | 8 | 12.7 | 20500 | 58500 | 2145 | IFTB0154 | 0.33 | 2 | 3 | 2 | 331907 | 300T00825AAl245 |
| 762 | 1079.5 | 787.4 | 787.4 | 4.8 | 12.7 | 22400 | 65500 | 2480 | IFTB0155 | 0.33 | 2 | 3 | 2 | 3306768 | 300T00824AAl282 |
| 812.8 | 1143 | 768.35 | 768.35 | 6.4 | 12.7 | 22000 | 63000 | 2590 | IFTB0156 | 0.33 | 2 | 3 | 2 | 331248 | |
| 825.5 | 1168.4 | 844.55 | 844.55 | 4.8 | 12.7 | 26000 | 76500 | 3050 | IFTB0157 | 0.33 | 2 | 3 | 2 | BT48331066A／HA4 | 325TQ0832BAl028 |
更新時間：2013/9/12