![[THK] — RB Cross Roller Ring (Split Outer Ring)](https://prosourcemro.com/wp-content/uploads/2026/05/001-949-1024x683.png)
[THK] — RB Cross Roller Ring (Split Outer Ring)
Family ID: THK-RB-CROSS-ROLLER
THK RB-type Cross Roller Ring with split outer ring and integrated inner ring. Suitable for inner ring rotation applications requiring high rotational accuracy. Seal version available as RB...UU. Bore range: 20–1250 mm.
53 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| RB2008 | THK RB2008, d=20mm D=36mm B=8mm, C=3.23kN C0=3.1kN | THK | Model: RB2008 | Type: RB (Split Outer Ring) | Bore d: 20 mm | OD D: 36 mm | Roller PCD dp: 27.0 mm | Width B: 8 mm | Dynamic Load C: 3.23 kN | Static Load C0: 3.1 kN | Mass: 0.04 kg | Seal variant: RB2008UU | ||
| RB2508 | THK RB2508, d=25mm D=41mm B=8mm, C=3.63kN C0=3.83kN | THK | Model: RB2508 | Type: RB (Split Outer Ring) | Bore d: 25 mm | OD D: 41 mm | Roller PCD dp: 32.0 mm | Width B: 8 mm | Dynamic Load C: 3.63 kN | Static Load C0: 3.83 kN | Mass: 0.05 kg | Seal variant: RB2508UU | ||
| RB3010 | THK RB3010, d=30mm D=55mm B=10mm, C=7.35kN C0=8.36kN | THK | Model: RB3010 | Type: RB (Split Outer Ring) | Bore d: 30 mm | OD D: 55 mm | Roller PCD dp: 41.5 mm | Width B: 10 mm | Dynamic Load C: 7.35 kN | Static Load C0: 8.36 kN | Mass: 0.12 kg | Seal variant: RB3010UU | ||
| RB3510 | THK RB3510, d=35mm D=60mm B=10mm, C=7.64kN C0=9.12kN | THK | Model: RB3510 | Type: RB (Split Outer Ring) | Bore d: 35 mm | OD D: 60 mm | Roller PCD dp: 46.5 mm | Width B: 10 mm | Dynamic Load C: 7.64 kN | Static Load C0: 9.12 kN | Mass: 0.13 kg | Seal variant: RB3510UU | ||
| RB4010 | THK RB4010, d=40mm D=65mm B=10mm, C=8.33kN C0=10.6kN | THK | Model: RB4010 | Type: RB (Split Outer Ring) | Bore d: 40 mm | OD D: 65 mm | Roller PCD dp: 51.5 mm | Width B: 10 mm | Dynamic Load C: 8.33 kN | Static Load C0: 10.6 kN | Mass: 0.16 kg | Seal variant: RB4010UU | ||
| RB4510 | THK RB4510, d=45mm D=70mm B=10mm, C=8.62kN C0=11.3kN | THK | Model: RB4510 | Type: RB (Split Outer Ring) | Bore d: 45 mm | OD D: 70 mm | Roller PCD dp: 56.5 mm | Width B: 10 mm | Dynamic Load C: 8.62 kN | Static Load C0: 11.3 kN | Mass: 0.17 kg | Seal variant: RB4510UU | ||
| RB5013 | THK RB5013, d=50mm D=80mm B=13mm, C=16.7kN C0=20.9kN | THK | Model: RB5013 | Type: RB (Split Outer Ring) | Bore d: 50 mm | OD D: 80 mm | Roller PCD dp: 64.0 mm | Width B: 13 mm | Dynamic Load C: 16.7 kN | Static Load C0: 20.9 kN | Mass: 0.27 kg | Seal variant: RB5013UU | ||
| RB6013 | THK RB6013, d=60mm D=90mm B=13mm, C=18.0kN C0=24.3kN | THK | Model: RB6013 | Type: RB (Split Outer Ring) | Bore d: 60 mm | OD D: 90 mm | Roller PCD dp: 74.0 mm | Width B: 13 mm | Dynamic Load C: 18.0 kN | Static Load C0: 24.3 kN | Mass: 0.3 kg | Seal variant: RB6013UU | ||
| RB7013 | THK RB7013, d=70mm D=100mm B=13mm, C=19.4kN C0=27.7kN | THK | Model: RB7013 | Type: RB (Split Outer Ring) | Bore d: 70 mm | OD D: 100 mm | Roller PCD dp: 84.0 mm | Width B: 13 mm | Dynamic Load C: 19.4 kN | Static Load C0: 27.7 kN | Mass: 0.35 kg | Seal variant: RB7013UU | ||
| RB8016 | THK RB8016, d=80mm D=120mm B=16mm, C=30.1kN C0=42.1kN | THK | Model: RB8016 | Type: RB (Split Outer Ring) | Bore d: 80 mm | OD D: 120 mm | Roller PCD dp: 98.0 mm | Width B: 16 mm | Dynamic Load C: 30.1 kN | Static Load C0: 42.1 kN | Mass: 0.7 kg | Seal variant: RB8016UU | ||
| RB9016 | THK RB9016, d=90mm D=130mm B=16mm, C=31.4kN C0=45.3kN | THK | Model: RB9016 | Type: RB (Split Outer Ring) | Bore d: 90 mm | OD D: 130 mm | Roller PCD dp: 108.0 mm | Width B: 16 mm | Dynamic Load C: 31.4 kN | Static Load C0: 45.3 kN | Mass: 0.75 kg | Seal variant: RB9016UU | ||
| RB10016 | THK RB10016, d=100mm D=140mm B=16mm, C=31.7kN C0=48.6kN | THK | Model: RB10016 | Type: RB (Split Outer Ring) | Bore d: 100 mm | OD D: 140 mm | Roller PCD dp: 119.3 mm | Width B: 16 mm | Dynamic Load C: 31.7 kN | Static Load C0: 48.6 kN | Mass: 0.83 kg | Seal variant: RB10016UU | ||
| RB10020 | THK RB10020, d=100mm D=150mm B=20mm, C=33.1kN C0=50.9kN | THK | Model: RB10020 | Type: RB (Split Outer Ring) | Bore d: 100 mm | OD D: 150 mm | Roller PCD dp: 123.0 mm | Width B: 20 mm | Dynamic Load C: 33.1 kN | Static Load C0: 50.9 kN | Mass: 1.45 kg | Seal variant: RB10020UU | ||
| RB11012 | THK RB11012, d=110mm D=135mm B=12mm, C=12.5kN C0=24.1kN | THK | Model: RB11012 | Type: RB (Split Outer Ring) | Bore d: 110 mm | OD D: 135 mm | Roller PCD dp: 121.8 mm | Width B: 12 mm | Dynamic Load C: 12.5 kN | Static Load C0: 24.1 kN | Mass: 0.4 kg | Seal variant: RB11012UU | ||
| RB11015 | THK RB11015, d=110mm D=145mm B=15mm, C=23.7kN C0=41.5kN | THK | Model: RB11015 | Type: RB (Split Outer Ring) | Bore d: 110 mm | OD D: 145 mm | Roller PCD dp: 126.5 mm | Width B: 15 mm | Dynamic Load C: 23.7 kN | Static Load C0: 41.5 kN | Mass: 0.75 kg | Seal variant: RB11015UU | ||
| RB11020 | THK RB11020, d=110mm D=160mm B=20mm, C=34.0kN C0=54.0kN | THK | Model: RB11020 | Type: RB (Split Outer Ring) | Bore d: 110 mm | OD D: 160 mm | Roller PCD dp: 133.0 mm | Width B: 20 mm | Dynamic Load C: 34.0 kN | Static Load C0: 54.0 kN | Mass: 1.56 kg | Seal variant: RB11020UU | ||
| RB12016 | THK RB12016, d=120mm D=150mm B=16mm, C=24.2kN C0=43.2kN | THK | Model: RB12016 | Type: RB (Split Outer Ring) | Bore d: 120 mm | OD D: 150 mm | Roller PCD dp: 134.2 mm | Width B: 16 mm | Dynamic Load C: 24.2 kN | Static Load C0: 43.2 kN | Mass: 0.72 kg | Seal variant: RB12016UU | ||
| RB12025 | THK RB12025, d=120mm D=180mm B=25mm, C=66.9kN C0=100.0kN | THK | Model: RB12025 | Type: RB (Split Outer Ring) | Bore d: 120 mm | OD D: 180 mm | Roller PCD dp: 148.7 mm | Width B: 25 mm | Dynamic Load C: 66.9 kN | Static Load C0: 100.0 kN | Mass: 2.62 kg | Seal variant: RB12025UU | ||
| RB13015 | THK RB13015, d=130mm D=160mm B=15mm, C=25.0kN C0=46.7kN | THK | Model: RB13015 | Type: RB (Split Outer Ring) | Bore d: 130 mm | OD D: 160 mm | Roller PCD dp: 144.5 mm | Width B: 15 mm | Dynamic Load C: 25.0 kN | Static Load C0: 46.7 kN | Mass: 0.72 kg | Seal variant: RB13015UU | ||
| RB13025 | THK RB13025, d=130mm D=190mm B=25mm, C=69.5kN C0=107.0kN | THK | Model: RB13025 | Type: RB (Split Outer Ring) | Bore d: 130 mm | OD D: 190 mm | Roller PCD dp: 158.0 mm | Width B: 25 mm | Dynamic Load C: 69.5 kN | Static Load C0: 107.0 kN | Mass: 2.82 kg | Seal variant: RB13025UU | ||
| RB14016 | THK RB14016, d=140mm D=175mm B=16mm, C=25.9kN C0=50.1kN | THK | Model: RB14016 | Type: RB (Split Outer Ring) | Bore d: 140 mm | OD D: 175 mm | Roller PCD dp: 154.8 mm | Width B: 16 mm | Dynamic Load C: 25.9 kN | Static Load C0: 50.1 kN | Mass: 1.0 kg | Seal variant: RB14016UU | ||
| RB14025 | THK RB14025, d=140mm D=200mm B=25mm, C=74.8kN C0=121.0kN | THK | Model: RB14025 | Type: RB (Split Outer Ring) | Bore d: 140 mm | OD D: 200 mm | Roller PCD dp: 168.0 mm | Width B: 25 mm | Dynamic Load C: 74.8 kN | Static Load C0: 121.0 kN | Mass: 2.96 kg | Seal variant: RB14025UU | ||
| RB15013 | THK RB15013, d=150mm D=180mm B=13mm, C=27.0kN C0=53.5kN | THK | Model: RB15013 | Type: RB (Split Outer Ring) | Bore d: 150 mm | OD D: 180 mm | Roller PCD dp: 164.0 mm | Width B: 13 mm | Dynamic Load C: 27.0 kN | Static Load C0: 53.5 kN | Mass: 0.68 kg | Seal variant: RB15013UU | ||
| RB15025 | THK RB15025, d=150mm D=210mm B=25mm, C=76.8kN C0=128.0kN | THK | Model: RB15025 | Type: RB (Split Outer Ring) | Bore d: 150 mm | OD D: 210 mm | Roller PCD dp: 178.0 mm | Width B: 25 mm | Dynamic Load C: 76.8 kN | Static Load C0: 128.0 kN | Mass: 3.16 kg | Seal variant: RB15025UU | ||
| RB15030 | THK RB15030, d=150mm D=230mm B=30mm, C=100.0kN C0=156.0kN | THK | Model: RB15030 | Type: RB (Split Outer Ring) | Bore d: 150 mm | OD D: 230 mm | Roller PCD dp: 188.0 mm | Width B: 30 mm | Dynamic Load C: 100.0 kN | Static Load C0: 156.0 kN | Mass: 5.3 kg | Seal variant: RB15030UU | ||
| RB16025 | THK RB16025, d=160mm D=220mm B=25mm, C=81.7kN C0=135.0kN | THK | Model: RB16025 | Type: RB (Split Outer Ring) | Bore d: 160 mm | OD D: 220 mm | Roller PCD dp: 188.6 mm | Width B: 25 mm | Dynamic Load C: 81.7 kN | Static Load C0: 135.0 kN | Mass: 3.14 kg | Seal variant: RB16025UU | ||
| RB17020 | THK RB17020, d=170mm D=220mm B=20mm, C=29.0kN C0=62.1kN | THK | Model: RB17020 | Type: RB (Split Outer Ring) | Bore d: 170 mm | OD D: 220 mm | Roller PCD dp: 191.0 mm | Width B: 20 mm | Dynamic Load C: 29.0 kN | Static Load C0: 62.1 kN | Mass: 2.21 kg | Seal variant: RB17020UU | ||
| RB18025 | THK RB18025, d=180mm D=240mm B=25mm, C=84.0kN C0=143.0kN | THK | Model: RB18025 | Type: RB (Split Outer Ring) | Bore d: 180 mm | OD D: 240 mm | Roller PCD dp: 210.0 mm | Width B: 25 mm | Dynamic Load C: 84.0 kN | Static Load C0: 143.0 kN | Mass: 3.44 kg | Seal variant: RB18025UU | ||
| RB19025 | THK RB19025, d=190mm D=240mm B=25mm, C=41.7kN C0=82.9kN | THK | Model: RB19025 | Type: RB (Split Outer Ring) | Bore d: 190 mm | OD D: 240 mm | Roller PCD dp: 211.9 mm | Width B: 25 mm | Dynamic Load C: 41.7 kN | Static Load C0: 82.9 kN | Mass: 2.99 kg | Seal variant: RB19025UU | ||
| RB20025 | THK RB20025, d=200mm D=260mm B=25mm, C=84.2kN C0=157.0kN | THK | Model: RB20025 | Type: RB (Split Outer Ring) | Bore d: 200 mm | OD D: 260 mm | Roller PCD dp: 230.0 mm | Width B: 25 mm | Dynamic Load C: 84.2 kN | Static Load C0: 157.0 kN | Mass: 4.0 kg | Seal variant: RB20025UU | ||
| RB20030 | THK RB20030, d=200mm D=280mm B=30mm, C=114.0kN C0=200.0kN | THK | Model: RB20030 | Type: RB (Split Outer Ring) | Bore d: 200 mm | OD D: 280 mm | Roller PCD dp: 240.0 mm | Width B: 30 mm | Dynamic Load C: 114.0 kN | Static Load C0: 200.0 kN | Mass: 6.7 kg | Seal variant: RB20030UU | ||
| RB20035 | THK RB20035, d=200mm D=295mm B=35mm, C=151.0kN C0=252.0kN | THK | Model: RB20035 | Type: RB (Split Outer Ring) | Bore d: 200 mm | OD D: 295 mm | Roller PCD dp: 247.7 mm | Width B: 35 mm | Dynamic Load C: 151.0 kN | Static Load C0: 252.0 kN | Mass: 9.6 kg | Seal variant: RB20035UU | ||
| RB22025 | THK RB22025, d=220mm D=280mm B=25mm, C=92.3kN C0=171.0kN | THK | Model: RB22025 | Type: RB (Split Outer Ring) | Bore d: 220 mm | OD D: 280 mm | Roller PCD dp: 250.1 mm | Width B: 25 mm | Dynamic Load C: 92.3 kN | Static Load C0: 171.0 kN | Mass: 4.1 kg | Seal variant: RB22025UU | ||
| RB24025 | THK RB24025, d=240mm D=300mm B=25mm, C=68.3kN C0=145.0kN | THK | Model: RB24025 | Type: RB (Split Outer Ring) | Bore d: 240 mm | OD D: 300 mm | Roller PCD dp: 269.0 mm | Width B: 25 mm | Dynamic Load C: 68.3 kN | Static Load C0: 145.0 kN | Mass: 4.5 kg | Seal variant: RB24025UU | ||
| RB25025 | THK RB25025, d=250mm D=310mm B=25mm, C=69.3kN C0=150.0kN | THK | Model: RB25025 | Type: RB (Split Outer Ring) | Bore d: 250 mm | OD D: 310 mm | Roller PCD dp: 277.5 mm | Width B: 25 mm | Dynamic Load C: 69.3 kN | Static Load C0: 150.0 kN | Mass: 5.0 kg | Seal variant: RB25025UU | ||
| RB25030 | THK RB25030, d=250mm D=330mm B=30mm, C=126.0kN C0=244.0kN | THK | Model: RB25030 | Type: RB (Split Outer Ring) | Bore d: 250 mm | OD D: 330 mm | Roller PCD dp: 287.5 mm | Width B: 30 mm | Dynamic Load C: 126.0 kN | Static Load C0: 244.0 kN | Mass: 8.1 kg | Seal variant: RB25030UU | ||
| RB25040 | THK RB25040, d=250mm D=355mm B=40mm, C=195.0kN C0=348.0kN | THK | Model: RB25040 | Type: RB (Split Outer Ring) | Bore d: 250 mm | OD D: 355 mm | Roller PCD dp: 300.7 mm | Width B: 40 mm | Dynamic Load C: 195.0 kN | Static Load C0: 348.0 kN | Mass: 14.8 kg | Seal variant: RB25040UU | ||
| RB30025 | THK RB30025, d=300mm D=360mm B=25mm, C=76.3kN C0=178.0kN | THK | Model: RB30025 | Type: RB (Split Outer Ring) | Bore d: 300 mm | OD D: 360 mm | Roller PCD dp: 328.0 mm | Width B: 25 mm | Dynamic Load C: 76.3 kN | Static Load C0: 178.0 kN | Mass: 5.9 kg | Seal variant: RB30025UU | ||
| RB30035 | THK RB30035, d=300mm D=395mm B=35mm, C=183.0kN C0=367.0kN | THK | Model: RB30035 | Type: RB (Split Outer Ring) | Bore d: 300 mm | OD D: 395 mm | Roller PCD dp: 345.0 mm | Width B: 35 mm | Dynamic Load C: 183.0 kN | Static Load C0: 367.0 kN | Mass: 13.4 kg | Seal variant: RB30035UU | ||
| RB30040 | THK RB30040, d=300mm D=405mm B=40mm, C=212.0kN C0=409.0kN | THK | Model: RB30040 | Type: RB (Split Outer Ring) | Bore d: 300 mm | OD D: 405 mm | Roller PCD dp: 351.6 mm | Width B: 40 mm | Dynamic Load C: 212.0 kN | Static Load C0: 409.0 kN | Mass: 17.2 kg | Seal variant: RB30040UU | ||
| RB35020 | THK RB35020, d=350mm D=400mm B=20mm, C=54.1kN C0=143.0kN | THK | Model: RB35020 | Type: RB (Split Outer Ring) | Bore d: 350 mm | OD D: 400 mm | Roller PCD dp: 373.4 mm | Width B: 20 mm | Dynamic Load C: 54.1 kN | Static Load C0: 143.0 kN | Mass: 3.9 kg | Seal variant: RB35020UU | ||
| RB40035 | THK RB40035, d=400mm D=480mm B=35mm, C=156.0kN C0=370.0kN | THK | Model: RB40035 | Type: RB (Split Outer Ring) | Bore d: 400 mm | OD D: 480 mm | Roller PCD dp: 440.3 mm | Width B: 35 mm | Dynamic Load C: 156.0 kN | Static Load C0: 370.0 kN | Mass: 14.5 kg | Seal variant: RB40035UU | ||
| RB40040 | THK RB40040, d=400mm D=510mm B=40mm, C=241.0kN C0=531.0kN | THK | Model: RB40040 | Type: RB (Split Outer Ring) | Bore d: 400 mm | OD D: 510 mm | Roller PCD dp: 453.4 mm | Width B: 40 mm | Dynamic Load C: 241.0 kN | Static Load C0: 531.0 kN | Mass: 23.5 kg | Seal variant: RB40040UU | ||
| RB45025 | THK RB45025, d=450mm D=500mm B=25mm, C=61.7kN C0=182.0kN | THK | Model: RB45025 | Type: RB (Split Outer Ring) | Bore d: 450 mm | OD D: 500 mm | Roller PCD dp: 474.0 mm | Width B: 25 mm | Dynamic Load C: 61.7 kN | Static Load C0: 182.0 kN | Mass: 6.6 kg | Seal variant: RB45025UU | ||
| RB50025 | THK RB50025, d=500mm D=550mm B=25mm, C=65.5kN C0=201.0kN | THK | Model: RB50025 | Type: RB (Split Outer Ring) | Bore d: 500 mm | OD D: 550 mm | Roller PCD dp: 524.2 mm | Width B: 25 mm | Dynamic Load C: 65.5 kN | Static Load C0: 201.0 kN | Mass: 7.3 kg | Seal variant: RB50025UU | ||
| RB50040 | THK RB50040, d=500mm D=600mm B=40mm, C=239.0kN C0=607.0kN | THK | Model: RB50040 | Type: RB (Split Outer Ring) | Bore d: 500 mm | OD D: 600 mm | Roller PCD dp: 548.8 mm | Width B: 40 mm | Dynamic Load C: 239.0 kN | Static Load C0: 607.0 kN | Mass: 26.0 kg | Seal variant: RB50040UU | ||
| RB50050 | THK RB50050, d=500mm D=625mm B=50mm, C=267.0kN C0=653.0kN | THK | Model: RB50050 | Type: RB (Split Outer Ring) | Bore d: 500 mm | OD D: 625 mm | Roller PCD dp: 561.6 mm | Width B: 50 mm | Dynamic Load C: 267.0 kN | Static Load C0: 653.0 kN | Mass: 41.7 kg | Seal variant: RB50050UU | ||
| RB60040 | THK RB60040, d=600mm D=700mm B=40mm, C=264.0kN C0=721.0kN | THK | Model: RB60040 | Type: RB (Split Outer Ring) | Bore d: 600 mm | OD D: 700 mm | Roller PCD dp: 650.0 mm | Width B: 40 mm | Dynamic Load C: 264.0 kN | Static Load C0: 721.0 kN | Mass: 29.0 kg | Seal variant: RB60040UU | ||
| RB70045 | THK RB70045, d=700mm D=815mm B=45mm, C=281.0kN C0=836.0kN | THK | Model: RB70045 | Type: RB (Split Outer Ring) | Bore d: 700 mm | OD D: 815 mm | Roller PCD dp: 753.5 mm | Width B: 45 mm | Dynamic Load C: 281.0 kN | Static Load C0: 836.0 kN | Mass: 46.0 kg | Seal variant: RB70045UU | ||
| RB80070 | THK RB80070, d=800mm D=950mm B=70mm, C=468.0kN C0=1330.0kN | THK | Model: RB80070 | Type: RB (Split Outer Ring) | Bore d: 800 mm | OD D: 950 mm | Roller PCD dp: 868.1 mm | Width B: 70 mm | Dynamic Load C: 468.0 kN | Static Load C0: 1330.0 kN | Mass: 105.0 kg | Seal variant: RB80070UU | ||
| RB90070 | THK RB90070, d=900mm D=1050mm B=70mm, C=494.0kN C0=1490.0kN | THK | Model: RB90070 | Type: RB (Split Outer Ring) | Bore d: 900 mm | OD D: 1050 mm | Roller PCD dp: 969.0 mm | Width B: 70 mm | Dynamic Load C: 494.0 kN | Static Load C0: 1490.0 kN | Mass: 120.0 kg | Seal variant: RB90070UU | ||
| RB1000110 | THK RB1000110, d=1000mm D=1250mm B=110mm, C=1220.0kN C0=3220.0kN | THK | Model: RB1000110 | Type: RB (Split Outer Ring) | Bore d: 1000 mm | OD D: 1250 mm | Roller PCD dp: 1114.0 mm | Width B: 110 mm | Dynamic Load C: 1220.0 kN | Static Load C0: 3220.0 kN | Mass: 360.0 kg | Seal variant: RB1000110UU | ||
| RB1250110 | THK RB1250110, d=1250mm D=1500mm B=110mm, C=1350.0kN C0=3970.0kN | THK | Model: RB1250110 | Type: RB (Split Outer Ring) | Bore d: 1250 mm | OD D: 1500 mm | Roller PCD dp: 1365.8 mm | Width B: 110 mm | Dynamic Load C: 1350.0 kN | Static Load C0: 3970.0 kN | Mass: 440.0 kg | Seal variant: RB1250110UU |
