| Model: | KG040AR0 KG040AR0 KG042AR0 KG042AR0 KG045AR0 KG045AR0 KG047AR0 KG047AR0 KG050AR0 KG050AR0 KG055AR0 KG055AR0 KG060AR0 KG060AR0 KG065AR0 KG065AR0 KG070AR0 KG070AR0 KG075AR0 KG075AR0 KG080AR0 KG080AR0 KG090AR0 KG090AR0 KG100AR0 KG100AR0 KG110AR0 KG110AR0 KG120AR0 KG120AR0 KG140AR0 KG140AR0 KG160AR0 KG160AR0 KG180AR0 KG180AR0 KG200AR0 KG200AR0 KG220AR0 KG220AR0 KG250AR0 KG250AR0 KG300AR0 KG300AR0 KG350AR0 KG350AR0 KG400AR0 KG400AR0 |
|---|---|
| SKU: | |
| Availability: | |
KG
TKW
thin section bearing
KG series thin-section bearings
KG040AR0
KG042AR0
KG045AR0
KG047AR0
KG050AR0
KG055AR0
KG060AR0
KG065AR0
KG070AR0
KG075AR0
KG080AR0
KG090AR0
| KG040AR0 Thin Section Bearing | ||||
| d | 101.6 mm /4in | aperture | ||
| D | 152.4 mm /6in | outer diameter | ||
| B | 25.4 mm /1in | Radial cross-section | ||
| H | 25.4 mm /1in | width | ||
| d1 | ≈ 120.447 mm /4.742in | Inner ring rib diameter | ||
| D1 | ≈ 133.553 mm /5.258 in | Outer ring flange diameter | ||
| D4 | ≈ 139.471 mm /5.491 in | Outer ring flange diameter | ||
| 12.7 mm /0.5 in | Ball diameter | |||
| 2.032 mm /0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG042AR0 Thin Section Bearing | ||||
| d | 107.95 mm / 4.25in | aperture | ||
| D | 158.75 mm / 6.25in | outer diameter | ||
| H | 25.4 mm / 1in | Radial cross-section | ||
| B | 25.4 mm / 1in | width | ||
| d1 | ≈ 126.797 mm / 4.992in | Inner ring rib diameter | ||
| D1 | ≈139.903 mm / 5.508in | Outer ring flange diameter | ||
| D4 | ≈145.821 mm / 5.741in | Outer ring flange diameter | ||
| 12.7 mm / 0.5in | Ball diameter | |||
| 2.032 mm / 0.08in | Maximum chamfer radius of shaft or bearing | |||
| KG045AR0 Thin Section Bearing | ||||
| d | 114.3 mm / 4.5in | aperture | ||
| D | 165.1mm / 6.5in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 133.147 mm / 5.242in | Inner ring rib diameter | ||
| D1 | ≈ 146.253 mm / 5.758in | Outer ring flange diameter | ||
| D4 | ≈ 152.121 mm / 5.989in | Outer ring flange diameter | ||
| 12.7 mm / 0.5in | Ball diameter | |||
| 2.032 mm / 0.08in | Maximum chamfer radius of shaft or bearing | |||
| KG047AR0 Thin Section Bearing | ||||
| d | 120.65 mm / 4.75in | aperture | ||
| D | 171.45 mm / 6.75in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 139.497 mm /5.492in | Inner ring rib diameter | ||
| D1 | ≈ 152.603 mm / 6.008 in | Outer ring flange diameter | ||
| D4 | ≈ 158.471 mm / 6.239 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG050AR0 Thin Section Bearing | ||||
| d | 127 mm / 5in | aperture | ||
| D | 177.8 mm / 7in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 145.847 mm / 5.742in | Inner ring rib diameter | ||
| D1 | ≈ 158.953 mm / 6.258 in | Outer ring flange diameter | ||
| D4 | ≈ 164.821 mm / 6.489 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG055AR0 Thin Section Bearing | ||||
| d | 139.7 mm / 5.5in | aperture | ||
| D | 190.5 mm / 7.5in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 158.547 mm / 6.242in | Inner ring rib diameter | ||
| D1 | ≈ 171.653 mm / 6.758in | Outer ring flange diameter | ||
| D4 | ≈ 177.521 mm / 6.989 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG060AR0 Thin Section Bearing | ||||
| d | 152.4 mm / 6in | aperture | ||
| D | 203.2 mm / 8in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 171.247 mm / 6.742in | Inner ring rib diameter | ||
| D1 | ≈ 184.353 mm / 7.258in | Outer ring flange diameter | ||
| D4 | ≈ 190.221 mm / 7.489 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG065AR0 Thin Section Bearing | ||||
| d | 165.1 mm / 6.5in | aperture | ||
| D | 215.9 mm / 8.5in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 183.947 mm / 7.242in | Inner ring rib diameter | ||
| D1 | ≈ 197.053 mm / 7.758in | Outer ring flange diameter | ||
| D4 | ≈ 202.87 mm / 7.987 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG070AR0 Thin Section Bearing | ||||
| d | 177.8 mm / 7in | aperture | ||
| D | 228.6 mm / 9in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 196.647 mm / 7.742in | Inner ring rib diameter | ||
| D1 | ≈ 209.753 mm / 8.258in | Outer ring flange diameter | ||
| D4 | ≈ 215.57 mm / 8.487 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG075AR0 Thin Section Bearing | ||||
| d | 190.5 mm / 7.5in | aperture | ||
| D | 241.3 mm / 9.5in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 209.347 mm / 8.242in | Inner ring rib diameter | ||
| D1 | ≈ 222.453 mm / 8.758in | Outer ring flange diameter | ||
| D4 | ≈ 228.27 mm / 8.987 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG080AR0 Thin Section Bearing | ||||
| d | 203.2 mm / 8in | aperture | ||
| D | 254 mm / 10in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 222.047 mm / 8.742in | Inner ring rib diameter | ||
| D1 | ≈ 235.153 mm / 9.258in | Outer ring flange diameter | ||
| D4 | ≈ 240.919 mm / 9.485 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG090AR0 Thin Section Bearing | ||||
| d | 228.6 mm / 9in | aperture | ||
| D | 279.4 mm / 11in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 247.447 mm / 9.742in | Inner ring rib diameter | ||
| D1 | ≈ 260.553 mm / 10.258in | Outer ring flange diameter | ||
| D4 | ≈ 266.319 mm /10.485 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
KG100AR0
KG110AR0
KG120AR0
KG140AR0
KG160AR0
KG180AR0
KG200AR0
KG220AR0
KG250AR0
KG300AR0
KG350AR0
KF400AR0
| KG100AR0 Thin Section Bearing | ||||
| d | 254 mm /10in | aperture | ||
| D | 304.8 mm /12in | outer diameter | ||
| B | 25.4 mm /1in | Radial cross-section | ||
| H | 25.4 mm /1in | width | ||
| d1 | ≈ 272.847 mm /10.742in | Inner ring rib diameter | ||
| D1 | ≈ 285.953 mm /11.258 in | Outer ring flange diameter | ||
| D4 | ≈ 291.668 mm /11.483 in | Outer ring flange diameter | ||
| 12.7 mm /0.5 in | Ball diameter | |||
| 2.032 mm /0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG110AR0 Thin Section Bearing | ||||
| d | 279.4 mm / 11in | aperture | ||
| D | 330.2 mm / 13in | outer diameter | ||
| H | 25.4 mm / 1in | Radial cross-section | ||
| B | 25.4 mm / 1in | width | ||
| d1 | ≈ 298.247 mm / 11.742in | Inner ring rib diameter | ||
| D1 | ≈311.353 mm / 12.258in | Outer ring flange diameter | ||
| 12.7 mm / 0.5in | Ball diameter | |||
| 2.032 mm / 0.08in | Maximum chamfer radius of shaft or bearing | |||
| KG120AR0 Thin Section Bearing | ||||
| d | 304.8 mm / 12in | aperture | ||
| D | 355.6 mm / 14in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 323.647 mm / 12.742in | Inner ring rib diameter | ||
| D1 | ≈ 336.753 mm / 13.258in | Outer ring flange diameter | ||
| D4 | ≈ 342.417 mm / 13.481in | Outer ring flange diameter | ||
| 12.7 mm / 0.5in | Ball diameter | |||
| 2.032 mm / 0.08in | Maximum chamfer radius of shaft or bearing | |||
| KG140AR0 Thin Section Bearing | ||||
| d | 355.6 mm / 14in | aperture | ||
| D | 406.4 mm / 16in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 374.447 mm / 14.742in | Inner ring rib diameter | ||
| D1 | ≈ 387.553 mm / 15.258 in | Outer ring flange diameter | ||
| D4 | ≈ 393.141 mm / 15.478 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG160AR0 Thin Section Bearing | ||||
| d | 406.4 mm / 16in | aperture | ||
| D | 457.2 mm / 18in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 425.247 mm / 16.742in | Inner ring rib diameter | ||
| D1 | ≈ 438.353 mm / 17.258 in | Outer ring flange diameter | ||
| D4 | ≈ 443.84 mm / 17.474 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG180AR0 Thin Section Bearing | ||||
| d | 457.2 mm / 18in | aperture | ||
| D | 508 mm / 20in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 476.047 mm / 18.742in | Inner ring rib diameter | ||
| D1 | ≈ 489.153 mm / 19.258in | Outer ring flange diameter | ||
| D4 | ≈ 494.589 mm / 19.472in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG200AR0 Thin Section Bearing | ||||
| d | 508 mm / 20in | aperture | ||
| D | 558.8 mm / 22in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 526.847 mm / 20.742in | Inner ring rib diameter | ||
| D1 | ≈ 539.953 mm / 21.258in | Outer ring flange diameter | ||
| D4 | ≈ 545.287 mm / 21.468 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG220AR0 Thin Section Bearing | ||||
| d | 558.8 mm / 22in | aperture | ||
| D | 609.6 mm / 24in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 577.647 mm / 22.742in | Inner ring rib diameter | ||
| D1 | ≈ 590.753 mm / 23.258in | Outer ring flange diameter | ||
| D4 | ≈ 596.087 mm / 23.468 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG250AR0 Thin Section Bearing | ||||
| d | 635 mm / 25in | aperture | ||
| D | 685.8 mm / 27in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 653.847 mm / 25.742in | Inner ring rib diameter | ||
| D1 | ≈ 666.953 mm / 26.258in | Outer ring flange diameter | ||
| D4 | ≈ 672.109 mm / 26.461 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG300AR0 Thin Section Bearing | ||||
| d | 762 mm / 30in | aperture | ||
| D | 812.8 mm / 32in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 780.847 mm / 30.742in | Inner ring rib diameter | ||
| D1 | ≈ 793.953 mm / 31.258in | Outer ring flange diameter | ||
| D4 | ≈ 798.855 mm / 31.451 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KG350AR0 Thin Section Bearing | ||||
| d | 889 mm / 35in | aperture | ||
| D | 939.8 mm / 37in | outer diameter | ||
| B | 25.4 mm / 1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 907.847 mm / 35.742 in | Inner ring rib diameter | ||
| D1 | ≈ 920.953 mm / 36.258 in | Outer ring flange diameter | ||
| D4 | ≈ 925.576 mm / 36.44 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
| KF400AR0 Thin Section Bearing | ||||
| d | 1016 mm / 40in | aperture | ||
| D | 1066.8 mm / 42in | outer diameter | ||
| B | 25.4 mm /1in | Radial cross-section | ||
| H | 25.4 mm / 1in | width | ||
| d1 | ≈ 1034.847 mm / 40.742in | Inner ring rib diameter | ||
| D1 | ≈ 1047.953 mm / 41.258in | Outer ring flange diameter | ||
| D4 | ≈ 1052.576 mm / 41.44 in | Outer ring flange diameter | ||
| 12.7 mm / 0.5 in | Ball diameter | |||
| 2.032 mm / 0.08 in | Maximum chamfer radius of shaft or bearing | |||
slim section bearings are composed of four parts: inner ring, outer ring, rolling elements, and cage. The cross-sectional dimensions of the inner and outer rings are uniform, the cross-section is standard square, and the wall thickness is uniform and thin. The inner and outer ring raceways are integrally formed, the raceway size is fixed, and the cross-sectional specifications remain unchanged when the inner diameter changes. The rolling elements are small steel balls, evenly arranged between the inner and outer raceways; the cage separates the steel balls, limits the distance between the rolling elements, and avoids mutual friction. There is no widening or thickening structure in the inner and outer rings, the overall wall thickness is consistent, the raceway surface is regular, and the cross-sectional parameters of the parts are uniform.
The mainstream precision grades for thin Section Bearings are P4 and P5.The inner diameter, outer diameter, and width tolerances of P5 grade bearings are within the normal range, and the raceway form and position deviations, radial and axial run-outs meet general usage requirements.P4 grade is a high-precision specification with narrower dimensional tolerances, higher raceway geometric accuracy, and significantly reduced radial and axial run-out.
If you have any questions, please feel free to email us!
| | |
TKW is a manufacturer specializing in high-precision bearings. Its product portfolio includes high-precision hybrid ceramic ball bearings, ultra-thin-section bearings, servo motor bearings, high-precision stainless steel bearings, vacuum pump bearings, magnetic levitation bearings, thin-section crossed roller bearings, reactor bearings, full ceramic bearings, bearings for the food and beverage industry, new energy vehicle bearings, excavator bearings, construction machinery bearings, and custom-engineered bearings. The products meet P5, P4, and P2 precision standards, and customized services are available to meet specific customer requirements.