KC-XP0 series Thin Section Bearings
KC040XP0
KC042XP0
KC045XP0
KC047XP0
KC050XP0
KC055XP0
KC060XP0
| KC040XP0 Thin Section Bearing | ||||
| d | 101.6 mm / 4 in | aperture | ||
| D | 120.65 mm / 4.75 in | outer diameter | ||
| H | 9.525 mm / 0.375 in | radial cross section | ||
| B | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 108.636 mm / 4.277 in | Inner ring flange diameter | ||
| D1 | ≈ 113.614 mm / 4.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC042XP0 Thin Section Bearing | ||||
| d | 107.95 mm / 4.25 in | aperture | ||
| D | 127 mm / 5 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 114.986 mm / 4.527 in | Inner ring flange diameter | ||
| D1 | ≈ 119.964 mm / 4.723 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC045XP0 Thin Section Bearing | ||||
| d | 114.3 mm / 4.5 in | aperture | ||
| D | 133.35 mm / 5.25 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 121.336 mm / 4.777 in | Inner ring flange diameter | ||
| D1 | ≈ 126.314 mm / 4.973 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC047XP0 Thin Section Bearing | ||||
| d | 120.65 mm / 4.75 in | aperture | ||
| D | 139.7 mm / 5.5 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 127.686 mm / 5.027 in | Inner ring flange diameter | ||
| D1 | ≈ 132.664 mm / 5.223 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC050XP0 Thin Section Bearing | ||||
| d | 127 mm / 5 in | aperture | ||
| D | 146.05 mm / 5.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 134.036 mm / 5.277 in | Inner ring flange diameter | ||
| D1 | ≈ 139.014 mm / 5.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC055XP0 Thin Section Bearing | ||||
| d | 139.7 mm / 5.5 in | aperture | ||
| D | 158.75 mm / 6.25 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 146.736 mm / 5.777 in | Inner ring flange diameter | ||
| D1 | ≈ 151.714 mm / 5.973 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC060XP0 Thin Section Bearing | ||||
| d | 152.4 mm / 6 in | aperture | ||
| D | 171.45 mm / 6.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 159.436 mm / 6.277 in | Inner ring flange diameter | ||
| D1 | ≈ 164.414 mm / 6.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
KC065XP0
KC070XP0
KC075XP0
KC080XP0
KC090XP0
KC100XP0
KC110XP0
| KC065XP0 Thin Section Bearing | ||||
| d | 165.1 mm / 6.5 in | aperture | ||
| D | 184.15 mm / 7.25 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 172.136 mm / 6.777 in | Inner ring flange diameter | ||
| D1 | ≈ 177.114 mm / 6.973 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC070XP0 Thin Section Bearing | ||||
| d | 177.8 mm / 7 in | aperture | ||
| D | 196.85 mm / 7.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 184.836 mm / 7.277 in | Inner ring flange diameter | ||
| D1 | ≈ 189.814 mm / 7.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC075XP0 Thin Section Bearing | ||||
| d | 190.5 mm / 7.5 in | aperture | ||
| D | 209.55 mm / 8.25 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 197.536 mm / 7.777 in | Inner ring flange diameter | ||
| D1 | ≈ 202.614 mm / 7.973 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC080XP0 Thin Section Bearing | ||||
| d | 203.2 mm / 8 in | aperture | ||
| D | 222.25 mm / 8.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 210.236 mm / 8.277 in | Inner ring flange diameter | ||
| D1 | ≈ 215.214 mm / 8.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC090XCP0 Thin Section Bearing | ||||
| d | 228.6 mm / 9 in | aperture | ||
| D | 247.65 mm / 9.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm /0.375 in | width | ||
| d1 | ≈ 235.636 mm / 9.277 in | Inner ring flange diameter | ||
| D1 | ≈ 240.614 mm / 9.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC100XP0 Thin Section Bearing | ||||
| d | 254 mm / 10 in | aperture | ||
| D | 273.05 mm / 10.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 261.036 mm / 10.277 in | Inner ring flange diameter | ||
| D1 | ≈ 266.014 mm / 10.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC100XP0 Thin Section Bearing | ||||
| d | 254 mm / 10 in | aperture | ||
| D | 273.05 mm / 10.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 261.036 mm / 10.277 in | Inner ring flange diameter | ||
| D1 | ≈ 266.014 mm / 10.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
KC120XP0
KC140XP0
KC160XP0
KC180XP0
KC200XP0
KC250XP0
KC300XP0
| KC120XP0 Thin Section Bearing | ||||
| d | 304.8 mm / 12 in | aperture | ||
| D | 323.85 mm / 12.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 311.836 mm / 12.277 in | Inner ring flange diameter | ||
| D1 | ≈ 316.814 mm / 12.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC140XP0 Thin Section Bearing | ||||
| d | 355.6 mm / 14 in | aperture | ||
| D | 374.65 mm / 14.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 362.636 mm / 14.277 in | Inner ring flange diameter | ||
| D1 | ≈ 367.614 mm / 14.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC160XP0 Thin Section Bearing | ||||
| d | 406.4 mm / 16 in | aperture | ||
| D | 425.45 mm / 16.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 413.436 mm / 16.277 in | Inner ring flange diameter | ||
| D1 | ≈ 418.414 mm / 16.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC180XP0 Thin Section Bearing | ||||
| d | 457.2 mm / 18 in | aperture | ||
| D | 476.25 mm / 18.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 464.236 mm / 18.277 in | Inner ring flange diameter | ||
| D1 | ≈ 469.214 mm / 18.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC200XP0 Thin Section Bearing | ||||
| d | 508 mm / 20 in | aperture | ||
| D | 527.05 mm / 20.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 515.036 mm / 20.277 in | Inner ring flange diameter | ||
| D1 | ≈ 520.014 mm / 20.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC250XP0 Thin Section Bearing | ||||
| d | 635 mm / 25 in | aperture | ||
| D | 654.05 mm / 25.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 642.036 mm / 25.277 in | Inner ring flange diameter | ||
| D1 | ≈ 647.014 mm / 25.473 in | Outer ring flange diameter | ||
| 4.763 mm / 0.1875 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
| KC300XP0 Thin Section Bearing | ||||
| d | 762 mm / 30 in | aperture | ||
| D | 781.05 mm / 30.75 in | outer diameter | ||
| B | 9.525 mm / 0.375 in | radial cross section | ||
| H | 9.525 mm / 0.375 in | width | ||
| d1 | ≈ 769.036 mm / 30.277 in | Inner ring flange diameter | ||
| D1 | ≈ 774.014 mm / 30.473 in | Outer ring flange diameter | ||
| 3.969 mm / 0.1563 in | sphere diameter | |||
| 1.016 mm / 0.04 in | Maximum radius of chamfer on shaft or bearing housing | |||
Thin Section Bearings are extra thin section bearings, with square cross-sections for both inner and outer rings, and the cross-sectional dimensions are consistent.The whole is composed of an inner ring, an outer ring, rolling elements, and a retaining structure.Based on the raceway form, there are three types of structures: deep groove ball, angular contact, and four-point contact, most of which are open designs.Cages are used to separate and hold rolling elements in place.The angular contact structure has a fixed contact angle and can withstand radial and unidirectional axial loads; the four-point contact structure can withstand bidirectional axial loads.The bearings have uniform wall thickness, compact shape, small installation space, and are suitable for various precision automated equipment.
High-carbon chromium GCr15 steel is commonly used for thin section bearing bearings. This material has high contact strength after hardening and is suitable for corrosion-free precision equipment. Under the working conditions of water vapor and chemical media, the ferrules and steel balls are made of 440C stainless steel, which relies on high chromium content to resist corrosion and take into account the mechanical load-bearing performance.The cage that separates the steel balls is divided into two types: copper and polymer plastic. The copper cage has good lubrication adaptability and is not easy to get stuck during high-speed operation; the polymer plastic cage is lightweight and has lower friction resistance.The difference in thermal expansion of the materials in each part of the bearing is close to each other and is suitable for cross-section structures such as thin walls. The material combination can avoid fitting clearance deviations caused by temperature changes.
High-quality slim section bearings, Alternative to Kaydon, directly from the factory, inquiries welcome!
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TKW is a High Precision bearing manufacturer integrating design, R&D, and production. The company specializes in a wide range of products—including 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-walled crossed roller bearings, reactor bearings, all-ceramic bearings, bearings for the food and beverage industry, new energy vehicle bearings, excavator bearings, construction machinery bearings, and custom-engineered bearings—designed to meet the requirements of diverse operating conditions.
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