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K81128 - NTN

K81128

Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K811 series

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Roller cage bore diameter (Dc1) 140 mm
Roller cage outer diameter (Dc) 180 mm
Bearing ring (inner ring) WS WS81128
Bearing ring (outer ring) GS GS81128
Rollers reference outer diameter (Ea) 172,5 mm
Rollers reference inner diameter (Eb) 147,8 mm
Cage assembly mass 0,45 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic axial load rating (Ca) 206 kN
Static axial load rating (C0a) 815 kN
Limit axial load rating (Cua) 86 kN
Nlim (grease) 380 tr/min
Nlim (oil) 1500 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C