Stainless Steel Metric Miniature Bearing
SXD produces stainless steel metric miniature bearings in all metric sizes. The stainless steel material can be 440 (9Cr18), 420 (9Cr13), or 304 or 316 stainless steel.Stainless steel metric miniature bearingscan be widely used in medical equipment, low-temperature engineering, optical instruments, high-speed machine tools, high-speed motors, printing machinery, food processing machinery, and other fields.
| Bearing No. | SEAL TYPE | Bore diameter(d) | Outer diameter(D) | Width(B) | BALL SIZE(mm) | BALL QTY | weight(g) |
| S681 | open | 1 | 3 | 1 | 0.6 | 6 | 0.03 |
| S691 | open | 1 | 4 | 1.6 | 0.8 | 5 | 0.11 |
| S681X | open | 1.5 | 4 | 1.2 | 0.6 | 7 | 0.1 |
| S681xzz | Shield | 1.5 | 4 | 2 | 0.6 | 7 | 0.14 |
| S691X | open | 1.5 | 5 | 2 | 0.6 | 6 | 0.2 |
| S691XZZ | Shield | 1.5 | 5 | 2.6 | 0.6 | 6 | 0.25 |
| S601X | open | 1.5 | 6 | 2.5 | 1.2 | 6 | 0.31 |
| S601XZZ | Shield | 1.5 | 6 | 3 | 1.2 | 6 | 0.4 |
| S682 | open | 2 | 5 | 1.5 | 0.8 | 6 | 0.15 |
| S682zz | Shield | 2 | 5 | 2.3 | 0.8 | 6 | 0.2 |
| S682-2RS | Rubber seal | 2 | 5 | 2.3 | 0.8 | 6 | 0.2 |
| SMR52 | open | 2 | 5 | 2 | 0.8 | 6 | 0.14 |
| SMR52ZZ | Shield | 2 | 5 | 2.5 | 0.8 | 6 | 0.2 |
| SMR52-2RS | Rubber seal | 2 | 5 | 2.5 | 0.8 | 6 | 0.2 |
| S692 | open | 2 | 6 | 2.3 | 1.2 | 6 | 0.28 |
| S692ZZ | Shield | 2 | 6 | 3 | 1.2 | 6 | 0.35 |
| S692-2RS | Rubber seal | 2 | 6 | 3 | 1.2 | 6 | 0.35 |
| SMR62 | open | 2 | 6 | 2.5 | 1.2 | 6 | 0.28 |
| SMR62ZZ | Shield | 2 | 6 | 2.5 | 1.2 | 6 | 0.33 |
| SMR62-2RS | Rubber seal | 2 | 6 | 2.5 | 1.2 | 6 | 0.33 |
| SMR72 | open | 2 | 7 | 2.5 | 1.2 | 7 | 0.43 |
| SMR72ZZ | Shield | 2 | 7 | 3 | 1.2 | 7 | 0.53 |
| SMR72-2RS | Rubber seal | 2 | 7 | 3 | 1.2 | 7 | 0.53 |
| S602 | open | 2 | 7 | 2.8 | 1.2 | 7 | 0.5 |
| S602ZZ | Shield | 2 | 7 | 3.5 | 1.2 | 7 | 0.6 |
| S602-2RS | Rubber seal | 2 | 7 | 3.5 | 1.2 | 7 | 0.6 |
| S682X | open | 2.5 | 6 | 1.8 | 0.8 | 8 | 0.2 |
| S682XZZ | Shield | 2.5 | 6 | 2.6 | 0.8 | 8 | 0.35 |
| S682X-2RS | Rubber seal | 2.5 | 6 | 2.6 | 0.8 | 8 | 0.35 |
| S692X | open | 2.5 | 7 | 2.5 | 1.2 | 7 | 0.4 |
| S692XZZ | Shield | 2.5 | 7 | 3.5 | 1.2 | 7 | 0.55 |
| S692X-2RS | Rubber seal | 2.5 | 7 | 3.5 | 1.2 | 7 | 0.55 |
| SMR82X | open | 2.5 | 8 | 2.5 | 1.588 | 6 | 0.52 |
| SMR82XZZ | Shield | 2.5 | 8 | 2.5 | 1.588 | 6 | 0.52 |
| SMR82X-2RS | Rubber seal | 2.5 | 8 | 2.5 | 1.588 | 6 | 0.52 |
| S602X | open | 2.5 | 8 | 2.8 | 1.588 | 6 | 0.61 |
| S602XZZ | Shield | 2.5 | 8 | 4 | 1.588 | 6 | 0.85 |
| S602X-2RS | Rubber seal | 2.5 | 8 | 4 | 1.588 | 6 | 0.85 |
| SMR63 | open | 3 | 6 | 2 | 0.8 | 8 | 0.2 |
| SMR63ZZ | Shield | 3 | 6 | 2.5 | 0.8 | 8 | 0.28 |
| SMR63-2RS | Rubber seal | 3 | 6 | 2.5 | 0.8 | 8 | 0.28 |
| S683 | open | 3 | 7 | 2 | 1 | 8 | 0.32 |
| S683ZZ | Shield | 3 | 7 | 3 | 1 | 8 | 0.45 |
| S683-2RS | Rubber seal | 3 | 7 | 3 | 1 | 8 | 0.45 |
| SMR83 | open | 3 | 8 | 2.5 | 1.2 | 7 | 0.51 |
| SMR83ZZ | Shield | 3 | 8 | 3 | 1.2 | 7 | 0.67 |
| SMR83-2RS | Rubber seal | 3 | 8 | 3 | 1.2 | 7 | 0.67 |
| S693 | open | 3 | 8 | 3 | 1.2 | 7 | 0.6 |
| s693ZZ | Shield | 3 | 8 | 4 | 1.2 | 7 | 0.8 |
| s693-2RS | Rubber seal | 3 | 8 | 4 | 1.2 | 7 | 0.8 |
| sMR93 | open | 3 | 9 | 2.5 | 1.588 | 6 | 0.75 |
| sMR93ZZ | Shield | 3 | 9 | 4 | 1.588 | 6 | 1.15 |
| sMR93-2RS | Rubber seal | 3 | 9 | 4 | 1.588 | 6 | 1.15 |
| s603 | open | 3 | 9 | 3 | 1.588 | 6 | 0.84 |
| s603ZZ | Shield | 3 | 9 | 5 | 1.588 | 6 | 1.13 |
| s603-2RS | Rubber seal | 3 | 9 | 5 | 1.588 | 6 | 1.13 |
| s623 | open | 3 | 10 | 4 | 1.588 | 7 | 1.45 |
| s623ZZ | Shield | 3 | 10 | 4 | 1.588 | 7 | 1.65 |
| s623-2RS | Rubber seal | 3 | 10 | 4 | 1.588 | 7 | 1.65 |
| s633 | open | 3 | 13 | 5 | 2.381 | 7 | 3.27 |
| s633ZZ | Shield | 3 | 13 | 5 | 2.381 | 7 | 3.43 |
| s633-2RS | Rubber seal | 3 | 13 | 5 | 2.381 | 7 | 3.43 |
| SMR74 | open | 4 | 7 | 2 | 1 | 8 | 0.23 |
| SMR74ZZ | Shield | 4 | 7 | 2.5 | 1 | 8 | 0.33 |
| SMR74-2RS | Rubber seal | 4 | 7 | 2.5 | 1 | 8 | 0.33 |
| SMR84 | open | 4 | 8 | 2 | 1.2 | 7 | 0.39 |
| SMR84ZZ | Shield | 4 | 8 | 3 | 1.2 | 7 | 0.56 |
| SMR84-2RS | Rubber seal | 4 | 8 | 3 | 1.2 | 7 | 0.56 |
| S684 | open | 4 | 9 | 2.5 | 1.588 | 7 | 0.65 |
| S684ZZ | Shield | 4 | 9 | 4 | 1.588 | 7 | 1 |
| S684-2RS | Rubber seal | 4 | 9 | 4 | 1.588 | 7 | 1 |
| SMR104 | open | 4 | 10 | 3 | 1.588 | 8 | 0.96 |
| SMR104ZZ | Shield | 4 | 10 | 4 | 1.588 | 8 | 1.33 |
| SMR104-2RS | Rubber seal | 4 | 10 | 4 | 1.588 | 8 | 1.33 |
| S694 | open | 4 | 11 | 4 | 2 | 7 | 1.69 |
| S694ZZ | Shield | 4 | 11 | 4 | 2 | 7 | 1.75 |
| S694-2RS | Rubber seal | 4 | 11 | 4 | 2 | 7 | 1.75 |
| S604 | open | 4 | 12 | 4 | 2 | 7 | 2.19 |
| S604ZZ | Shield | 4 | 12 | 4 | 2 | 7 | 2.34 |
| S604-2RS | Rubber seal | 4 | 12 | 4 | 2 | 7 | 2.34 |
| S624 | open | 4 | 13 | 5 | 2.381 | 7 | 3.1 |
| S624ZZ | Shield | 4 | 13 | 5 | 2.381 | 7 | 3.2 |
| S624-2RS | Rubber seal | 4 | 13 | 5 | 2.381 | 7 | 3.2 |
| S634 | open | 4 | 16 | 5 | 2.381 | 7 | 5.24 |
| S634ZZ | Shield | 4 | 16 | 5 | 2.381 | 7 | 5.44 |
| S634-2RS | Rubber seal | 4 | 16 | 5 | 2.381 | 7 | 5.44 |
| SMR85 | open | 5 | 8 | 2 | 1 | 8 | 0.25 |
| SMR85ZZ | Shield | 5 | 8 | 2.5 | 1 | 8 | 0.34 |
| SMR85-2RS | Rubber seal | 5 | 8 | 2.5 | 1 | 8 | 0.34 |
| SMR95 | open | 5 | 9 | 2.5 | 1.2 | 8 | 0.54 |
| SMR95ZZ | Shield | 5 | 9 | 3 | 1.2 | 8 | 0.58 |
| SMR95-2RS | Rubber seal | 5 | 9 | 3 | 1.2 | 8 | 0.58 |
| SMR105 | open | 5 | 10 | 3 | 1.2 | 8 | 0.58 |
| SMR105ZZ | Shield | 5 | 10 | 4 | 1.2 | 8 | 0.62 |
| SMR105-2RS | Rubber seal | 5 | 10 | 4 | 1.2 | 8 | 0.62 |
| SMR115 | open | 5 | 11 | 4 | 1.588 | 8 | 0.62 |
| SMR115ZZ | Shield | 5 | 11 | 4 | 1.588 | 8 | 0.62 |
| SMR115-2RS | Rubber seal | 5 | 11 | 4 | 1.588 | 8 | 0.62 |
| S685 | open | 5 | 11 | 3 | 1.588 | 8 | 1.16 |
| S685ZZ | Shield | 5 | 11 | 5 | 1.588 | 8 | 1.93 |
| S685-2RS | Rubber seal | 5 | 11 | 5 | 1.588 | 8 | 1.93 |
| S695 | open | 5 | 13 | 4 | 2 | 8 | 2.31 |
| S695ZZ | Shield | 5 | 13 | 4 | 2 | 8 | 2.39 |
| S695-2RS | Rubber seal | 5 | 13 | 4 | 2 | 8 | 2.39 |
| S605 | open | 5 | 14 | 5 | 2.381 | 7 | 3.46 |
| S605ZZ | Shield | 5 | 14 | 5 | 2.381 | 7 | 3.75 |
| S605-2RS | Rubber seal | 5 | 14 | 5 | 2.381 | 7 | 3.75 |
| S625 | open | 5 | 16 | 5 | 2.778 | 7 | 4.95 |
| S625ZZ | Shield | 5 | 16 | 5 | 2.778 | 7 | 5.1 |
| S625-2RS | Rubber seal | 5 | 16 | 5 | 2.778 | 7 | 5.1 |
| S635 | open | 5 | 19 | 6 | 3.5 | 6 | 8.5 |
| S635ZZ | Shield | 5 | 19 | 6 | 3.5 | 6 | 8.89 |
| S635-2RS | Rubber seal | 5 | 19 | 6 | 3.5 | 6 | 8.89 |
| SMR106 | open | 6 | 10 | 2.5 | 1.2 | 10 | 0.55 |
| SMR106ZZ | Shield | 6 | 10 | 3 | 1.2 | 10 | 0.7 |
| SMR106-2RS | Rubber seal | 6 | 10 | 3 | 1.2 | 10 | 0.7 |
| SMR126 | open | 6 | 12 | 3 | 1.588 | 8 | 1.25 |
| SMR126ZZ | Shield | 6 | 12 | 4 | 1.588 | 8 | 1.66 |
| SMR126-2RS | Rubber seal | 6 | 12 | 4 | 1.588 | 8 | 1.66 |
| S686 | open | 6 | 13 | 3.5 | 2 | 8 | 1.87 |
| S686ZZ | Shield | 6 | 13 | 5 | 2 | 8 | 2.68 |
| S686-2RS | Rubber seal | 6 | 13 | 5 | 2 | 8 | 2.68 |
| S696 | open | 6 | 15 | 5 | 2.381 | 7 | 3.65 |
| S696ZZ | Shield | 6 | 15 | 5 | 2.381 | 7 | 3.85 |
| S696-2RS | Rubber seal | 6 | 15 | 5 | 2.381 | 7 | 3.85 |
| S606 | open | 6 | 17 | 6 | 3.5 | 6 | 5.94 |
| S606ZZ | Shield | 6 | 17 | 6 | 3.5 | 6 | 6.89 |
| S606-2RS | Rubber seal | 6 | 17 | 6 | 3.5 | 6 | 6.89 |
| S626 | open | 6 | 19 | 6 | 3.5 | 6 | 8.12 |
| S626ZZ | Shield | 6 | 19 | 6 | 3.5 | 6 | 8.65 |
| S626-2RS | Rubber seal | 6 | 19 | 6 | 3.5 | 6 | 8.65 |
| S636 | open | 6 | 22 | 7 | 3.969 | 7 | 13.9 |
| S636ZZ | Shield | 6 | 22 | 7 | 3.969 | 7 | 14.5 |
| S636-2RS | Rubber seal | 6 | 22 | 7 | 3.969 | 7 | 14.5 |
| SMR117 | open | 7 | 11 | 2.5 | 1.2 | 9 | 0.59 |
| SMR117ZZ | Shield | 7 | 11 | 3 | 1.2 | 9 | 0.71 |
| SMR117-2RS | Rubber seal | 7 | 11 | 3 | 1.2 | 9 | 0.71 |
| SMR137 | open | 7 | 13 | 3 | 1.2 | 12 | 1.52 |
| SMR137ZZ | Shield | 7 | 13 | 4 | 1.2 | 12 | 2.01 |
| SMR137-2RS | Rubber seal | 7 | 13 | 4 | 1.2 | 12 | 2.01 |
| S687 | open | 7 | 14 | 3.5 | 2 | 9 | 2.03 |
| S687ZZ | Shield | 7 | 14 | 5 | 2 | 9 | 2.95 |
| S687-2RS | Rubber seal | 7 | 14 | 5 | 2 | 9 | 2.95 |
| S697 | open | 7 | 17 | 5 | 2 | 9 | 5.01 |
| S697ZZ | Shield | 7 | 17 | 5 | 2 | 9 | 5.26 |
| S697-2RS | Rubber seal | 7 | 17 | 5 | 2 | 9 | 5.26 |
| S607 | open | 7 | 19 | 6 | 3.5 | 6 | 7.8 |
| S607ZZ | Shield | 7 | 19 | 6 | 3.5 | 6 | 8.24 |
| S607-2RS | Rubber seal | 7 | 19 | 6 | 3.5 | 6 | 8.24 |
| S627 | open | 7 | 22 | 7 | 3.969 | 7 | 12.7 |
| S627ZZ | Shield | 7 | 22 | 7 | 3.969 | 7 | 13.1 |
| S627-2RS | Rubber seal | 7 | 22 | 7 | 3.969 | 7 | 13.1 |
| S637 | open | 7 | 26 | 9 | 4.762 | 7 | 24.2 |
| S637ZZ | Shield | 7 | 26 | 9 | 4.762 | 7 | 25.8 |
| S637-2RS | Rubber seal | 7 | 26 | 9 | 4.762 | 7 | 25.8 |
| SMR128 | open | 8 | 12 | 2.5 | 1.2 | 12 | 0.7 |
| SMR128ZZ | Shield | 8 | 12 | 3.5 | 1.2 | 12 | 0.99 |
| SMR128-2RS | Rubber seal | 8 | 12 | 3.5 | 1.2 | 12 | 0.99 |
| SMR148 | open | 8 | 14 | 3.5 | 1.588 | 10 | 1.9 |
| SMR148ZZ | Shield | 8 | 14 | 4 | 1.588 | 10 | 2.19 |
| SMR148-2RS | Rubber seal | 8 | 14 | 4 | 1.588 | 10 | 2.19 |
| S688 | open | 8 | 16 | 4 | 2 | 10 | 3.11 |
| S688ZZ | Shield | 8 | 16 | 5 | 2 | 10 | 4.05 |
| S688-2RS | Rubber seal | 8 | 16 | 5 | 2 | 10 | 4.05 |
| S698 | open | 8 | 19 | 6 | 3.175 | 7 | 7.12 |
| S698ZZ | Shield | 8 | 19 | 6 | 3.175 | 7 | 7.57 |
| S698-2RS | Rubber seal | 8 | 19 | 6 | 3.175 | 7 | 7.57 |
| S608 | open | 8 | 22 | 7 | 3.969 | 7 | 11.8 |
| S608ZZ | Shield | 8 | 22 | 7 | 3.969 | 7 | 12.9 |
| S608-2RS | Rubber seal | 8 | 22 | 7 | 3.969 | 7 | 12.9 |
| S628 | open | 8 | 24 | 8 | 3.969 | 7 | 17.1 |
| S628ZZ | Shield | 8 | 24 | 8 | 3.969 | 7 | 18.5 |
| S628-2RS | Rubber seal | 8 | 24 | 8 | 3.969 | 7 | 18.5 |
| S638 | open | 8 | 28 | 9 | 4.762 | 7 | 28.1 |
| S638ZZ | Shield | 8 | 28 | 9 | 4.762 | 7 | 30.3 |
| S638-2RS | Rubber seal | 8 | 28 | 9 | 4.762 | 7 | 30.3 |
| S679 | open | 9 | 14 | 3 | 1.588 | 12 | 1.35 |
| S679ZZ | Shield | 9 | 14 | 4.5 | 1.588 | 12 | 1.98 |
| S679-2RS | Rubber seal | 9 | 14 | 4.5 | 1.588 | 12 | 1.98 |
| S689 | open | 9 | 17 | 4 | 2 | 11 | 3.41 |
| S689ZZ | Shield | 9 | 17 | 5 | 2 | 11 | 4.38 |
| S689-2RS | Rubber seal | 9 | 17 | 5 | 2 | 11 | 4.38 |
| S699 | open | 9 | 20 | 6 | 3.175 | 8 | 8.38 |
| S699ZZ | Shield | 9 | 20 | 7 | 3.175 | 8 | 8.54 |
| S699-2RS | Rubber seal | 9 | 20 | 7 | 3.175 | 8 | 8.54 |
| S609 | open | 9 | 24 | 7 | 3.175 | 8 | 14.7 |
| S609ZZ | Shield | 9 | 24 | 7 | 3.175 | 8 | 16 |
| S609-2RS | Rubber seal | 9 | 24 | 7 | 3.175 | 8 | 16 |
| S629 | open | 9 | 26 | 8 | 4.762 | 7 | 19 |
| S629ZZ | Shield | 9 | 26 | 8 | 4.762 | 7 | 21.8 |
| S629-2RS | Rubber seal | 9 | 26 | 8 | 4.762 | 7 | 21.8 |
| S639 | open | 9 | 30 | 10 | 4.762 | 7 | 36.2 |
| S639ZZ | Shield | 9 | 30 | 10 | 4.762 | 7 | 37.1 |
| S639-2RS | Rubber seal | 9 | 30 | 10 | 4.762 | 7 | 37.1 |