INCH Series Deep Groove Ball Bearings are designed to meet imperial dimensional standards, providing seamless integration into systems with non-metric specifications. These bearings are versatile and widely used in applications requiring reliable performance, durability, and compatibility. Available in open, shielded (ZZ), and sealed (2RS) options, they are suited for various operating environments.
Features
- Imperial Dimensions: Perfectly compatible with systems using inch measurements.
- High Load Capacity: Handles radial and light axial loads effectively.
- Smooth and Quiet Operation: Low friction design ensures efficient and silent performance.
- Versatile Sealing Options: Available in open, shielded, or sealed designs to suit diverse conditions.
- Material Options: Offered in chrome steel for general use and stainless steel for corrosion resistance.
- Pre-Lubricated: Factory-lubricated for extended service life and minimal maintenance.
- Precision Engineering: Ensures reliable operation in precision and high-speed applications.
Applications
- Agricultural machinery
- Automotive and transportation equipment
- Industrial machinery and tools
- Aerospace and defense systems
- Conveyor systems and packaging machinery
- Electrical and mechanical assemblies
Part No. |
Inner Diameter |
Outer Diameter |
Width(B) | |||||
Open | d(in) | d(mm) | D(mm) | D(in) | Open Type(mm) |
Open Type(in) |
Shield Type(mm) |
Shield Type(in) |
1601 | 4.762 | 0.1875 | 17.462 | 0.6875 | 6.35 | 0.25 | 7.938 | 0.3125 |
1602 | 6.35 | 0.25 | 17.462 | 0.6875 | 6.35 | 0.25 | 7.938 | 0.3125 |
1603 | 7.938 | 0.3125 | 22.225 | 0.875 | 7.144 | 0.2813 | 8.731 | 0.3437 |
1604 | 9.525 | 0.375 | 22.225 | 0.875 | 7.144 | 0.2813 | 8.731 | 0.3437 |
1605 | 7.938 | 0.3125 | 23.019 | 0.9063 | 7.938 | 0.3125 | 7.938 | 0.3125 |
1606 | 9.525 | 0.375 | 23.019 | 0.9063 | 7.938 | 0.3125 | 7.938 | 0.3125 |
1607 | 11.112 | 0.4375 | 23.019 | 0.9063 | 7.938 | 0.3125 | 7.938 | 0.3125 |
1608 | 9.525 | 0.375 | 28.575 | 1.125 | 9.525 | 0.375 | 9.525 | 0.375 |
1609 | 11.112 | 0.4375 | 28.575 | 1.125 | 9.525 | 0.375 | 9.525 | 0.375 |
1610 | 12.7 | 0.5 | 28.575 | 1.125 | 9.525 | 0.375 | 9.525 | 0.375 |
1611 | 11.112 | 0.4375 | 34.925 | 1.375 | 11.112 | 0.4375 | 11.112 | 0.4375 |
1612 | 12.7 | 0.5 | 34.925 | 1.375 | 11.112 | 0.4375 | 11.112 | 0.4375 |
1613 | 14.288 | 0.5625 | 34.925 | 1.375 | 11.112 | 0.4375 | 11.112 | 0.4375 |
1614 | 15.875 | 0.625 | 34.925 | 1.375 | 11.112 | 0.4375 | 11.112 | 0.4375 |
1615 | 15.875 | 0.625 | 41.275 | 1.625 | 12.7 | 0.5 | 12.7 | 0.5 |
1616 | 19.05 | 0.75 | 41.275 | 1.625 | 12.7 | 0.5 | 12.7 | 0.5 |
1617 | 15.875 | 0.625 | 44.45 | 1.75 | 12.7 | 0.5 | 12.7 | 0.5 |
1618 | 19.05 | 0.75 | 44.45 | 1.75 | 12.7 | 0.5 | 12.7 | 0.5 |
1619 | 19.05 | 0.75 | 50.8 | 2 | 14.288 | 0.5625 | 14.288 | 0.5625 |
1620 | 22.225 | 0.875 | 50.8 | 2 | 14.288 | 0.5625 | 14.288 | 0.5625 |
1621 | 25.4 | 1 | 50.8 | 2 | 14.288 | 0.5625 | 14.288 | 0.5625 |
1622 | 28.575 | 1.125 | 63.5 | 2.5 | 15.875 | 0.625 | 15.875 | 0.625 |
1623 | 31.75 | 1.25 | 63.5 | 2.5 | 15.875 | 0.625 | 15.875 | 0.625 |
1624 | 31.75 | 1.25 | 65.087 | 2.5625 | 17.462 | 0.6875 | 17.462 | 0.6875 |
1625 | 33.337 | 1.3125 | 65.087 | 2.5625 | 17.462 | 0.6867 | 17.462 | 0.6875 |
R2 | 3.175 | 0.125 | 9.525 | 0.375 | 3.969 | 0.1563 | 3.969 | 0.1563 |
R2A | 3.175 | 0.125 | 12.7 | 0.5 | 4.366 | 0.1719 | 4.366 | 0.1719 |
R3 | 4.762 | 0.1875 | 12.7 | 0.5 | 3.969 | 0.1563 | 4.978 | 0.196 |
R4 | 6.35 | 0.25 | 15.875 | 0.625 | 4.978 | 0.196 | 4.978 | 0.196 |
R4A | 6.35 | 0.25 | 19.05 | 0.75 | 5.556 | 0.2187 | 7.144 | 0.2813 |
R6 | 9.525 | 0.375 | 22.225 | 0.875 | 5.556 | 0.2187 | 7.144 | 0.2813 |
R8 | 12.7 | 0.5 | 28.575 | 1.125 | 6.35 | 0.25 | 7.938 | 0.3125 |
R10 | 15.875 | 0.625 | 34.925 | 1.375 | 7.144 | 0.2813 | 8.731 | 0.3437 |
R12 | 19.05 | 0.75 | 41.275 | 1.625 | 7.938 | 0.3125 | 11.112 | 0.4375 |
R14 | 22.225 | 0.875 | 47.625 | 1.875 | 9.525 | 0.375 | 12.7 | 0.5 |
R16 | 25.4 | 1 | 50.8 | 2 | 9.525 | 0.375 | 12.7 | 0.5 |
R18 | 28.575 | 1.125 | 53.925 | 2.125 | 9.525 | 0.375 | 12.7 | 0.5 |
R20 | 31.75 | 1.25 | 57.15 | 2.25 | 9.525 | 0.375 | 12.7 | 0.5 |
R22 | 34.925 | 1.375 | 63.5 | 2.5 | 11.112 | 0.4375 | 14.288 | 0.5625 |
R24 | 38.1 | 1.5 | 66.675 | 2.625 | 11.112 | 0.4375 | 14.288 | 0.5625 |
R144 | 3.175 | 0.125 | 6.35 | 0.25 | 2.779 | 0.1094 | 2.779 | 0.1094 |
R155 | 3.969 | 0.1563 | 7.938 | 0.3125 | 2.779 | 0.1094 | 3.175 | 0.125 |
R156 | 4.762 | 0.1875 | 7.938 | 0.3125 | 2.779 | 0.1094 | 3.175 | 0.125 |
R166 | 4.762 | 0.1875 | 9.525 | 0.375 | 3.175 | 0.125 | 3.175 | 0.125 |
R168 | 6.35 | 0.25 | 9.525 | 0.375 | 3.175 | 0.125 | 3.175 | 0.125 |
R186 | 4.762 | 0.1875 | 12.7 | 0.5 | 2.779 | 0.1094 | 3.969 | 0.1563 |
R188 | 6.25 | 0.25 | 12.7 | 0.5 | 3.175 | 0.125 | 4.762 | 0.1875 |
R1810 | 7.938 | 0.3125 | 12.7 | 0.5 | 3.969 | 0.1563 | 3.969 | 0.1563 |
EE0 | 3.175 | 0.125 | 12.7 | 0.5 | 4.366 | 0.1719 | 4.366 | 0.1719 |
EE1 | 4.762 | 0.1875 | 12.7 | 0.5 | 3.969 | 0.1563 | 4.978 | 0.196 |
EE2 | 6.35 | 0.25 | 19.05 | 0.75 | 5.556 | 0.2187 | 7.144 | 0.2813 |
EE3 | 9.525 | 0.375 | 22.225 | 0.875 | 5.556 | 0.2187 | 7.144 | 0.2813 |
EE4 | 12.7 | 0.5 | 28.575 | 1.125 | 6.35 | 0.25 | 7.938 | 0.3125 |
EE5 | 15.875 | 0.625 | 34.925 | 1.375 | 7.144 | 0.2813 | 8.731 | 0.3437 |
EE6 | 19.05 | 0.75 | 41.275 | 1.625 | 7.938 | 0.3125 | 11.112 | 0.4375 |
EE7 | 19.05 | 0.75 | 44.45 | 1.75 | 9.525 | 0.375 | 12.7 | 0.5 |
EE8 | 22.225 | 0.875 | 47.625 | 1.875 | 9.525 | 0.375 | 12.7 | 0.5 |
EE9 | 25.4 | 1 | 50.8 | 2 | 9.525 | 0.375 | 12.7 | 0.5 |
EE10 | 28.575 | 1.125 | 53.975 | 2.125 | 9.525 | 0.375 | 12.7 | 0.5 |
EE11 | 31.75 | 1.25 | 57.15 | 2.25 | 9.525 | 0.375 | 12.7 | 0.5 |
EE12 | 34.925 | 1.375 | 63.5 | 2.5 | 11.112 | 0.4375 | 14.288 | 0.5625 |
EE13 | 38.1 | 1.5 | 66.675 | 2.625 | 11.112 | 0.4375 | 14.288 | 0.5625 |
RLS4 | 12.7 | 1/2″ | 33.338 | 1- 5/16 |
9.525 | 3/8″ | 一 | 一 |
RMS4 | 12.7 | 1/2″ | 41.275 | 1-5/8″ | 15.875 | 5/8″ | — | — |
RLS5 | 15.875 | 5/8″ | 39.688 | 1- 9/16″ |
11.112 | 7/16″ | 一 | 一 |
RMS5 | 15.875 | 5/8″ | 46.038 | 2- 13/16″ |
15.875 | 5/8″ | 一 | 一 |
RLS6 | 19.05 | 3/4″ | 47.625 | 1-7/8″ | 14.288 | 9/16″ | — | — |
RMS6 | 19.05 | 3/4″ | 50.8 | 2″ | 17.46 | 11/16″ | — | — |
RLS7 | 22.225 | 7/8″ | 50.8 | 2″ | 14.288 | 9/16″ | — | — |
RMS7 | 22.225 | 7/8″ | 57.15 | 2-1/4″ | 17.46 | 11/16″ | — | — |
RLS8 | 25.4 | 1″ | 57.15 | 2-1/4″ | 15.875 | 5/8″ | — | — |
RMS8 | 25.4 | 1″ | 63.5 | 2-1/2″ | 19.05 | 3/4″ | — | — |
RLS9 | 28.575 | 1-1/8″ | 63.5 | 2-1/2″ | 15.88 | 5/8″ | — | — |
RMS9 | 28.575 | 1-1/8″ | 71.438 | 3- 13/16″ |
20.625 | 13/16″ | — | — |
RLS10 | 31.75 | 1-1/4″ | 69.85 | 2-3/4″ | 17.46 | 11/16″ | 一 | 一 |
RMS10 | 31.75 | 1-1/4″ | 79.375 | 3-1/8″ | 22.225 | 7/8″ | — | — |
RLS11 | 34.925 | 1-3/8″ | 76.2 | 3″ | 17.46 | 11/16″ | — | — |
RMS11 | 34.925 | 1-3/8″ | 88.9 | 3-1/2″ | 22.225 | 7/8″ | — | — |
RLS12 | 38.1 | 1-1/2″ | 82.55 | 3-1/4″ | 19.05 | 3/4″ | 一 | — |
RMS12 | 38.1 | 1-1/2″ | 95.25 | 3-3/4″ | 23.81 | 15/16″ | — | — |
RLS13 | 41.275 | 1-5/8″ | 88.9 | 3-1/2″ | 19.05 | 3/4″ | — | — |
RMS13 | 41.275 | 1-5/8″ | 101.6 | 4″ | 23.81 | 15/16″ | 一 | 一 |
RLS14 | 44.45 | 1-3/4″ | 95.25 | 3-3/4″ | 20.64 | 13/16″ | — | — |
RMS14 | 44.45 | 1-3/4″ | 107.95 | 4-1/4″ | 26.99 | 1-1/16″ | — | — |
RLS15 | 47.625 | 1-7/8″ | 101.6 | 4″ | 20.64 | 13/16″ | — | — |
RMS15 | 47.625 | 1-7/8″ | 114.3 | 4-1/2″ | 26.99 | 1-1/16″ | — | — |
RLS16 | 50.8 | 2″ | 101.6 | 4″ | 20.64 | 13/16″ | — | — |
RMS16 | 50.8 | 2″ | 114.3 | 4-1/2″ | 26.99 | 1-1/16″ | 一 | — |
RLS18 | 57.15 | 2-1/4″ | 114.3 | 4-1/2″ | 22.23 | 7/8″ | — | — |
RMS18 | 57.15 | 2-1/4″ | 127 | 5″ | 31.75 | 1-1/4″ | 一 | — |
RLS20 | 63.5 | 2-1/2″ | 127 | 5″ | 23.81 | 15/16″ | — | — |
RMS20 | 63.5 | 2-1/2″ | 139.7 | 5-1/2″ | 31.75 | 1-1/4″ | 一 | — |
RLS22 | 69.85 | 2-3/4″ | 133.34 | 5-1/4″ | 23.81 | 15/16″ | — | — |