KOYO Bearing

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Koyo is the brand for bearings. Engineering and manufacturing capabilities range from super large bearings with outer diameters of seven meters to miniature bearings with inner diameters as small as one millimeter. Utilizing new materials and the latest in manufacturing technology, JTEKT stands at the forefront, as a technological leader in the world bearing industry.


A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving parts.


KOYO RNA1020 needle roller bearings

198 mm 250 mm
180 mm grey cast

500 mm x 830 mm x 264 mm KOYO 231/500R spherical roller bearings

89 mm C3
7.71 Hz 2 mm

50 mm x 100 mm x 20 mm KOYO SAC50100B thrust ball bearings

1 mm 93.49 mm
120 °C 0.3 mm

KOYO K45X52X21F needle roller bearings

94 mm 12.8 kN
21 mm 51 mm

KOYO TP75100 needle roller bearings

23.8 mm -20 °C
28.58 mm 11.2 kN

KOYO VPS25/18 needle roller bearings

2 Bolt Pillow Block Cast Iron
Powder Coat D-Lock

KOYO UKC318 bearing units

32.55 mm 52.5 kN
52 mm 100 °C

710 mm x 950 mm x 46 mm KOYO 292/710 thrust roller bearings

8.18 Hz 6.85 Hz
4,000 kN 33 mm

105 mm x 160 mm x 26 mm KOYO NUP1021 cylindrical roller bearings

264 mm 225 mm
SP203-205/52N- 60 mm

KOYO UKFCX10 bearing units

Mobilgrease XHP222 SPLIT
4.5000 in 3.5000 in

KOYO RNAO55X72X40 needle roller bearings

4547359770940 84.5 mm
112 mm 77 mm