本文由杭州融奕科技根据公开资料整理。
密封/防尘型 X 型四点接触轴承适合需要承受力矩载荷和反向轴向载荷，同时需要密封或防尘防护的应用。
载荷适用性
| 径向 | 轴向 | 力矩载荷 | 往复轴向载荷 | 径向推力复合载荷 |
|---|
| 较差 | 好 | 卓越 | 轴向 | 较差 |
额定载荷值不可相加计算；最大空载扭矩以盎司-英寸表示。替换选型前应确认游隙、预紧、密封形式、材料、润滑与实际工况。
英制密封/防尘 X 型参数
JSHA 系列 1/4" × 3/16"
| 型号 | B 内径 | D 外径 | L1 轴肩直径 | L2 轴肩直径 | 径向静载荷 | 径向动载荷 | 轴向静载荷 | 轴向动载荷 | 力矩静载荷(LBS-in) | 力矩动载荷(LBS-in) | 最大空载扭矩(盎司-英寸) | 约重(磅) |
|---|
| JSHA10XL0 | 1.000 | 1.375 | 1.140 | 1.235 | 290 | 245 | 730 | 370 | 170 | 110 | 6 | 0.03 |
| JSHA15XL0 | 1.500 | 1.875 | 1.640 | 1.735 | 400 | 295 | 1,000 | 460 | 340 | 185 | 5 | 0.04 |
| JSHA17XL0 | 1.750 | 2.125 | 1.890 | 1.985 | 460 | 320 | 1,140 | 500 | 440 | 230 | 6 | 0.05 |
JSHA X 型结构与尺寸标注JSA 系列 1/4" × 1/4"
| 型号 | B 内径 | D 外径 | L1 轴肩直径 | L2 轴肩直径 | 径向静载荷 | 径向动载荷 | 轴向静载荷 | 轴向动载荷 | 力矩静载荷(LBS-in) | 力矩动载荷(LBS-in) | 最大空载扭矩(盎司-英寸) | 约重(磅) |
|---|
| JSA020XP0 | 2.000 | 2.500 | 2.186 | 2.314 | 680 | 515 | 1,710 | 790 | 770 | 435 | 6 | 0.10 |
| JSA025XP0 | 2.500 | 3.000 | 2.686 | 2.814 | 830 | 585 | 2,090 | 910 | 1,150 | 600 | 8 | 0.13 |
| JSA030XP0 | 3.000 | 3.500 | 3.186 | 3.314 | 990 | 645 | 2,470 | 1,010 | 1,600 | 785 | 12 | 0.15 |
| JSA035XP0 | 3.500 | 4.000 | 3.686 | 3.814 | 1,140 | 700 | 2,850 | 1,110 | 2,130 | 985 | 16 | 0.18 |
| JSA040XP0 | 4.000 | 4.500 | 4.186 | 4.314 | 1,290 | 755 | 3,220 | 1,210 | 2,740 | 1,205 | 20 | 0.19 |
| JSA042XP0 | 4.250 | 4.750 | 4.436 | 4.564 | 1,370 | 785 | 3,410 | 1,260 | 3,070 | 1,320 | 24 | 0.20 |
| JSA045XP0 | 4.500 | 5.000 | 4.686 | 4.814 | 1,440 | 810 | 3,600 | 1,310 | 3,420 | 1,440 | 28 | 0.22 |
| JSA047XP0 | 4.750 | 5.250 | 4.936 | 5.064 | 1,520 | 835 | 3,790 | 1,350 | 3,790 | 1,565 | 32 | 0.23 |
| JSA050XP0 | 5.000 | 5.500 | 5.186 | 5.314 | 1,590 | 860 | 3,980 | 1,400 | 4,180 | 1,695 | 36 | 0.24 |
| JSA055XP0 | 5.500 | 6.000 | 5.686 | 5.814 | 1,750 | 910 | 4,360 | 1,480 | 5,020 | 1,960 | 44 | 0.25 |
| JSA060XP0 | 6.000 | 6.500 | 6.186 | 6.314 | 1,900 | 955 | 4,740 | 1,570 | 5,930 | 2,240 | 52 | 0.28 |
| JSA065XP0 | 6.500 | 7.000 | 6.686 | 6.814 | 2,050 | 1,000 | 5,120 | 1,650 | 6,910 | 2,535 | 61 | 0.30 |
JSA X 型结构与尺寸标注JSB 系列 5/16" × 5/16"
| 型号 | B 内径 | D 外径 | L1 轴肩直径 | L2 轴肩直径 | 径向静载荷 | 径向动载荷 | 轴向静载荷 | 轴向动载荷 | 力矩静载荷(LBS-in) | 力矩动载荷(LBS-in) | 最大空载扭矩(盎司-英寸) | 约重(磅) |
|---|
| JSB020XP0 | 2.000 | 2.625 | 2.231 | 2.393 | 930 | 760 | 2,340 | 1,130 | 1,080 | 660 | 6 | 0.16 |
| JSB025XP0 | 2.500 | 3.125 | 2.731 | 2.893 | 1,140 | 850 | 2,840 | 1,290 | 1,600 | 895 | 8 | 0.19 |
| JSB030XP0 | 3.000 | 3.625 | 3.231 | 3.393 | 1,340 | 935 | 3,350 | 1,440 | 2,220 | 1,160 | 12 | 0.24 |
| JSB035XP0 | 3.500 | 4.125 | 3.731 | 3.893 | 1,540 | 1,015 | 3,860 | 1,590 | 2,940 | 1,450 | 16 | 0.29 |
| JSB040XP0 | 4.000 | 4.625 | 4.231 | 4.393 | 1,750 | 1,090 | 4,370 | 1,720 | 3,770 | 1,765 | 20 | 0.30 |
| JSB042XP0 | 4.250 | 4.875 | 4.481 | 4.643 | 1,830 | 1,120 | 4,570 | 1,780 | 4,170 | 1,915 | 24 | 0.31 |
| JSB045XP0 | 4.500 | 5.125 | 4.731 | 4.893 | 1,950 | 1,165 | 4,880 | 1,850 | 4,690 | 2,105 | 28 | 0.33 |
| JSB047XP0 | 4.750 | 5.375 | 4.981 | 5.143 | 2,030 | 1,195 | 5,080 | 1,900 | 5,140 | 2,265 | 32 | 0.34 |
| JSB050XP0 | 5.000 | 5.625 | 5.231 | 5.393 | 2,150 | 1,235 | 5,380 | 1,980 | 5,720 | 2,465 | 36 | 0.38 |
| JSB055XP0 | 5.500 | 6.125 | 5.731 | 5.893 | 2,360 | 1,305 | 5,890 | 2,100 | 6,850 | 2,845 | 44 | 0.41 |
| JSB060XP0 | 6.000 | 6.625 | 6.231 | 6.393 | 2,560 | 1,370 | 6,400 | 2,220 | 8,080 | 3,245 | 52 | 0.44 |
| JSB065XP0 | 6.500 | 7.125 | 6.731 | 6.893 | 2,760 | 1,435 | 6,910 | 2,340 | 9,410 | 3,670 | 61 | 0.47 |
JSB X 型结构与尺寸标注JSU 系列 1/2" × 3/8"
| 型号 | B 内径 | D 外径 | L1 轴肩直径 | L2 轴肩直径 | 径向静载荷 | 径向动载荷 | 轴向静载荷 | 轴向动载荷 | 力矩静载荷(LBS-in) | 力矩动载荷(LBS-in) | 最大空载扭矩(盎司-英寸) | 约重(磅) |
|---|
| JSU040XP0 | 4.000 | 4.750 | 4.277 | 4.473 | 2,100 | 1,415 | 5,260 | 2,210 | 4,600 | 2,325 | 46 | 0.55 |
| JSU042XP0 | 4.250 | 5.000 | 4.527 | 4.723 | 2,220 | 1,465 | 5,560 | 2,290 | 5,140 | 2,540 | 50 | 0.58 |
| JSU045XP0 | 4.500 | 5.250 | 4.777 | 4.973 | 2,340 | 1,510 | 5,860 | 2,380 | 5,710 | 2,760 | 56 | 0.61 |
| JSU047XP0 | 4.750 | 5.500 | 5.027 | 5.223 | 2,460 | 1,555 | 6,160 | 2,460 | 6,320 | 2,990 | 62 | 0.65 |
| JSU050XP0 | 5.000 | 5.750 | 5.277 | 5.473 | 2,590 | 1,600 | 6,460 | 2,540 | 6,950 | 3,225 | 70 | 0.68 |
| JSU055XP0 | 5.500 | 6.250 | 5.777 | 5.973 | 2,830 | 1,685 | 7,060 | 2,690 | 8,300 | 3,715 | 82 | 0.74 |
| JSU060XP0 | 6.000 | 6.750 | 6.277 | 6.473 | 3,070 | 1,770 | 7,660 | 2,840 | 9,770 | 4,235 | 98 | 0.81 |
| JSU065XP0 | 6.500 | 7.250 | 6.777 | 6.973 | 3,310 | 1,850 | 8,270 | 2,990 | 11,370 | 4,775 | 112 | 0.87 |
| JSU070XP0 | 7.000 | 7.750 | 7.277 | 7.473 | 3,550 | 1,930 | 8,870 | 3,130 | 13,080 | 5,340 | 130 | 0.93 |
| JSU075XP0 | 7.500 | 8.250 | 7.777 | 7.973 | 3,790 | 2,005 | 9,470 | 3,270 | 14,910 | 5,930 | 146 | 0.99 |
| JSU080XP0 | 8.000 | 8.750 | 8.277 | 8.473 | 4,030 | 2,080 | 10,070 | 3,410 | 16,870 | 6,540 | 166 | 1.06 |
| JSU090XP0 | 9.000 | 9.750 | 9.277 | 9.473 | 4,510 | 2,225 | 11,270 | 3,670 | 21,130 | 7,830 | 208 | 1.18 |
| JSU100XP0 | 10.000 | 10.750 | 10.277 | 10.473 | 4,990 | 2,365 | 12,470 | 3,930 | 25,880 | 9,200 | 256 | 1.31 |
| JSU110XP0 | 11.000 | 11.750 | 11.277 | 11.473 | 5,470 | 2,495 | 13,680 | 4,180 | 31,110 | 10,650 | 308 | 1.43 |
| JSU120XP0 | 12.000 | 12.750 | 12.277 | 12.473 | 5,950 | 2,620 | 14,880 | 4,420 | 36,830 | 12,175 | 364 | 1.56 |
JSU X 型结构与尺寸标注本文由杭州融奕科技根据公开资料整理。文中涉及的品牌名称、商标、产品图片及原始技术资料，其相关权利归各自权利人所有。页面内容仅用于技术资料查询、产品理解和选型参考，具体参数及技术要求请以品牌方最新正式资料为准。
