Address
304 North Cardinal
St. Dorchester Center, MA 02124
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM
Address
304 North Cardinal
St. Dorchester Center, MA 02124
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM

| Model | d | D | B | Seal | Material |
|---|---|---|---|---|---|
| S681 | 1 | 3 | 1 | Open | 440C |
| S682ZZ | 2 | 5 | 1.5 | ZZ | 440C |
| S683ZZ | 3 | 7 | 2 | ZZ | 440C |
| S684 2RS | 4 | 9 | 2.5 | 2RS | 440C |
| S693ZZ | 3 | 8 | 3 | ZZ | 440C |
| S604 2RS | 4 | 12 | 4 | 2RS | 440C |
| S625ZZ | 5 | 16 | 5 | ZZ | 440C |
| Model | d(inch) | d(mm) | D(inch) | D(mm) | B(inch) | B(mm) | Seal | Material |
|---|---|---|---|---|---|---|---|---|
| SR1 | 1/8″ | 3.175 | 3/8″ | 9.525 | 1/8″ | 3.175 | Open | 440C |
| SR1A ZZ | 1/8″ | 3.175 | 1/2″ | 12.700 | 1/8″ | 3.175 | ZZ | 440C |
| SR2 2RS | 3/16″ | 4.762 | 1/2″ | 12.700 | 3/16″ | 4.762 | 2RS | 440C |
| SR4 ZZ | 1/4″ | 6.350 | 5/8″ | 15.875 | 1/4″ | 6.350 | ZZ | 440C |
Stainless steel deep groove ball bearings are manufactured from high-quality 440C stainless steel, featuring outstanding rust and corrosion resistance. They can bear radial loads and moderate bidirectional axial loads, with smooth running, low noise, high precision and good speed performance. Available in open, ZZ metal shield and 2RS rubber seal designs to adapt to different working environments. Widely applied in medical equipment, food processing machinery, marine facilities, chemical instruments, small motors and outdoor precision equipment.
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