China Inch Miniature Ball Bearings, Deep Groove Ball Bearings (R2 R3 R4 R6 R166 R168 R188 R156 R158), Find details about China Rolling Bearing, Slewing Bearing from Inch Miniature Ball Bearings, Deep Groove Ball Bearings (R2 R3 R4 R6 R166 R168 R188 R156 R158)
Deep groove ball bearings are the most widely used bearing type and are suitable for many different industries. Matching that versatility across many different applications, they are available in a wide range of designs, variants and sizes.
Here are examples of applications in which deep groove ball bearings might be used:
Technical specification
Seal type
Open (without cover), metal shields (ZZ), rubber seals (2RS).
N-Snap Ring Groove, NR-Snap Ring Groove And Snap Ring On Outer Ring, F-Flanged
Cage
Cage is an important parts. Usually steel cage will be used in deep groove ball bearings, but there are customers
who prefer nylon cage and bronze cage.
Here is the comparison between each standard organization:
ABEC-1, ABEC-3, ABEC-5, ABEC-7, ABEC-9, the larger the number, the higher the precision grade.
ANSI Standard* | DIN 620* | ISO 492* |
ABEC 1 | P0 | Class Normal |
ABEC 3 | P6 | Class 6 |
ABEC 5 | P5 | Class 5 |
ABEC 7 | P4 | Class 4 |
ABEC 9 | P2 | Class 2 |
Bearing No. | Seal Type | Dimension(inch/mm) | Load rating (N) | |||
d | D | B | C | Co | ||
R09 | Open | 0.04"/ 1.016 mm | 0.1250"/ 3.175 mm | 0.0469"/ 1.191 mm | 20 | 5 |
R0 | Open | 0.0469"/ 1.191 mm | 0.1562"/ 3.967 mm | 0.0625"/ 1.588 mm | 21 | 6 |
R0 ZZ | Shielded | 0.0469"/ 1.191 mm | 0.1562"/ 3.967 mm | 0.0937"/ 2.381 mm | 21 | 6 |
R1 | Open | 0.055"/ 1.397 mm | 0.1875"/ 4.763 mm | 0.0781"/ 1.984 mm | 44 | 12 |
R1 ZZ | Shielded | 0.055"/ 1.397 mm | 0.1875"/ 4.763 mm | 0.1094"/ 2.779 mm | 44 | 12 |
R1-4 | Open | 0.0781"/ 1.984 mm | 0.2500"/ 6.350 mm | 0.0937"/ 2.380 mm | 54 | 17 |
R1-4 2RS | Sealed | 0.0781"/ 1.984 mm | 0.2500"/ 6.350 mm | 0.1406"/ 3.571 mm | 54 | 17 |
R1-4 ZZ | Shielded | 0.0781"/ 1.984 mm | 0.2500"/ 6.350 mm | 0.1406"/ 3.571 mm | 54 | 17 |
R1-5 | Open | 0.0937"/ 2.381 mm | 0.3125"/ 7.938 mm | 0.1094"/ 2.779 mm | 106 | 32 |
R1-5 2RS | Sealed | 0.0937"/ 2.381 mm | 0.3125"/ 7.938 mm | 0.1406"/ 3.571 mm | 106 | 32 |
R1-5 ZZ | Shielded | 0.0937"/ 2.381 mm | 0.3125"/ 7.938 mm | 0.1406"/ 3.571 mm | 106 | 32 |
R133 | Open | 0.0937"/ 2.381 mm | 0.1875"/ 4.763 mm | 0.0625"/ 1.588 mm | 36 | 11 |
R133 2RS | Sealed | 0.0937"/ 2.381 mm | 0.1875"/ 4.763 mm | 0.0937"/ 2.381 mm | 36 | 11 |
R133 ZZ | Shielded | 0.0937"/ 2.381 mm | 0.1875"/ 4.763 mm | 0.0937"/ 2.381 mm | 36 | 11 |
R144 | Open | 0.125"/ 3.175 mm | 0.2500"/ 6.350 mm | 0.0937"/ 2.381 mm | 54 | 17 |
R144 2RS | Sealed | 0.125"/ 3.175 mm | 0.2500"/ 6.350 mm | 0.1094"/ 2.779 mm | 54 | 17 |
R144 ZZ | Shielded | 0.125"/ 3.175 mm | 0.2500"/ 6.350 mm | 0.1094"/ 2.779 mm | 54 | 17 |
R2 | Open | 0.125"/ 3.175 mm | 0.3750"/ 9.525 mm | 0.1562"/ 3.969 mm | 121 | 39 |
R2 2RS | Sealed | 0.125"/ 3.175 mm | 0.3750"/ 9.525 mm | 0.1562"/ 3.969 mm | 121 | 39 |
R2 ZZ | Shielded | 0.125"/ 3.175 mm | 0.3750"/ 9.525 mm | 0.1562"/ 3.969 mm | 121 | 39 |
R2-5 | Open | 0.125"/ 3.175 mm | 0.3125"/ 7.938 mm | 0.1094"/ 2.779 mm | 107 | 32 |
R2-5 2RS | Sealed | 0.125"/ 3.175 mm | 0.3125"/ 7.938 mm | 0.1406"/ 3.571 mm | 107 | 32 |
R2-5 ZZ | Shielded | 0.125"/ 3.175 mm | 0.3125"/ 7.938 mm | 0.1406"/ 3.571 mm | 107 | 32 |
R2-6 | Open | 0.125"/ 3.175 mm | 0.3750"/ 9.525 mm | 0.1094"/ 2.779 mm | 122 | 41 |
R2-6 2RS | Sealed | 0.125"/ 3.175 mm | 0.3750"/ 9.525 mm | 0.1406"/ 3.571 mm | 122 | 41 |
R2-6 ZZ | Shielded | 0.125"/ 3.175 mm | 0.3750"/ 9.525 mm | 0.1406"/ 3.571 mm | 122 | 41 |
R2A | Open | 0.125"/ 3.175 mm | 0.5000"/ 12.700 mm | 0.1719"/ 4.366 mm | 122 | 41 |
R2A 2RS | Sealed | 0.125"/ 3.175 mm | 0.5000"/ 12.700 mm | 0.1719"/ 4.366 mm | 122 | 41 |
R2A ZZ | Shielded | 0.125"/ 3.175 mm | 0.5000"/ 12.700 mm | 0.1719"/ 4.366 mm | 122 | 41 |
R155 | Open | 0.1562"/ 3.969 mm | 0.3125"/ 7.938 mm | 0.1094"/ 2.779 mm | 69 | 27 |
R155 2RS | Sealed | 0.1562"/ 3.969 mm | 0.3125"/ 7.938 mm | 0.1250"/ 3.175 mm | 69 | 27 |
R155 ZZ | Shielded | 0.1562"/ 3.969 mm | 0.3125"/ 7.938 mm | 0.1250"/ 3.175 mm | 69 | 27 |
R156 | Open | 0.1875"/ 4.763 mm | 0.3125"/ 7.938 mm | 0.1094"/ 2.779 mm | 69 | 27 |
R156 2RS | Sealed | 0.1875"/ 4.763 mm | 0.3125"/ 7.938 mm | 0.1250"/ 3.175 mm | 69 | 27 |
R156 ZZ | Shielded | 0.1875"/ 4.763 mm | 0.3125"/ 7.938 mm | 0.1250"/ 3.175 mm | 69 | 27 |
R166 | Open | 0.1875"/ 4.763 mm | 0.3750"/ 9.525 mm | 0.1250"/ 3.175 mm | 136 | 49 |
R166 2RS | Sealed | 0.1875"/ 4.763 mm | 0.3750"/ 9.525 mm | 0.1250"/ 3.175 mm | 136 | 49 |
R166 ZZ | Shielded | 0.1875"/ 4.763 mm | 0.3750"/ 9.525 mm | 0.1250"/ 3.175 mm | 136 | 49 |
R3 | Open | 0.1875"/ 4.763 mm | 0.5000"/ 12.700 mm | 0.1562"/ 3.967 mm | 249 | 88 |
R3 2RS | Sealed | 0.1875"/ 4.763 mm | 0.5000"/ 12.700 mm | 0.1960"/ 4.978 mm | 249 | 88 |
R3 ZZ | Shielded | 0.1875"/ 4.763 mm | 0.5000"/ 12.700 mm | 0.1960"/ 4.978 mm | 249 | 88 |
R3A | Open | 0.1875"/ 4.763 mm | 0.6250"/ 15.875 mm | 0.1960"/ 4.978 mm | 283 | 112 |
R3A 2RS | Sealed | 0.1875"/ 4.763 mm | 0.6250"/ 15.875 mm | 0.1960"/ 4.978 mm | 283 | 112 |
R3A ZZ | Shielded | 0.1875"/ 4.763 mm | 0.6250"/ 15.875 mm | 0.1960"/ 4.978 mm | 283 | 112 |
R168 | Open | 0.25"/ 6.350 mm | 0.3750"/ 9.525 mm | 0.1250"/ 3.175 mm | 71 | 31 |
R168 2RS | Sealed | 0.25"/ 6.350 mm | 0.3750"/ 9.525 mm | 0.1250"/ 3.175 mm | 71 | 31 |
R168 ZZ | Shielded | 0.25"/ 6.350 mm | 0.3750"/ 9.525 mm | 0.1250"/ 3.175 mm | 71 | 31 |
R188 | Open | 0.25"/ 6.350 mm | 0.5000"/ 12.700 mm | 0.1250"/ 3.175 mm | 207 | 80 |
R188 2RS | Sealed | 0.25"/ 6.350 mm | 0.5000"/ 12.700 mm | 0.1875"/ 4.763 mm | 207 | 80 |
R188 ZZ | Shielded | 0.25"/ 6.350 mm | 0.5000"/ 12.700 mm | 0.1875"/ 4.763 mm | 207 | 80 |
R4 | Open | 0.25"/ 6.350 mm | 0.6250"/ 15.875 mm | 0.1960"/ 4.978 mm | 283 | 112 |
R4 2RS | Sealed | 0.25"/ 6.350 mm | 0.6250"/ 15.875 mm | 0.1960"/ 4.978 mm | 283 | 112 |
R4 ZZ | Shielded | 0.25"/ 6.350 mm | 0.6250"/ 15.875 mm | 0.1960"/ 4.978 mm | 283 | 112 |
R4A | Open | 0.25"/ 6.350 mm | 0.7500"/ 19.050 mm | 0.2188"/ 5.558 mm | 446 | 161 |
R4A 2RS | Sealed | 0.25"/ 6.350 mm | 0.7500"/ 19.050 mm | 0.2812"/ 7.142 mm | 446 | 161 |
R4A ZZ | Shielded | 0.25"/ 6.350 mm | 0.7500"/ 19.050 mm | 0.2812"/ 7.142 mm | 446 | 161 |
R1810 | Open | 0.3125"/ 7.938 mm | 0.5000"/ 12.700 mm | 0.1562"/ 3.969 mm | 104 | 50 |
R1810 2RS | Sealed | 0.3125"/ 7.938 mm | 0.5000"/ 12.700 mm | 0.1562"/ 3.969 mm | 104 | 50 |
R1810 ZZ | Shielded | 0.3125"/ 7.938 mm | 0.5000"/ 12.700 mm | 0.1562"/ 3.969 mm | 104 | 50 |
R6 | Open | 0.375"/ 9.525 mm | 0.8750"/ 22.225 mm | 0.2188"/ 5.558 mm | 637 | 256 |
R6 2RS | Sealed | 0.375"/ 9.525 mm | 0.8750"/ 22.225 mm | 0.2812"/ 7.142 mm | 637 | 256 |
R6 ZZ | Shielded | 0.375"/ 9.525 mm | 0.8750"/ 22.225 mm | 0.2812"/ 7.142 mm | 749 | 301 |
1. We have over 10 years' experience.
2. OEM or Non-Standard Bearings: Any requirement for Non-standard bearings is easily fulfilled by us due to our vast knowledge and links in the industry.
3. After Sales Service and Technical Assistance: Our company provides after-sales service and technical assistance as per the customer's requirements and needs.
4. Quick Delivery: Our company provides just-in-time delivery with our streamlined supply chain.
5.We attend promptly to any customer questions. We believe that if our customers are satisfied then it proves our worth. Our customers are always given quick support.
Please contact us immediately if you have any questions.