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K81222 - NTN

K81222

Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K812 series

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Roller cage bore diameter (Dc1) 110 mm
Roller cage outer diameter (Dc) 160 mm
Bearing ring (inner ring) WS WS81222
Bearing ring (outer ring) GS GS81222
Rollers reference outer diameter (Ea) 150 mm
Rollers reference inner diameter (Eb) 119,2 mm
Cage assembly mass 0,685 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic axial load rating (Ca) 258 kN
Static axial load rating (C0a) 885 kN
Limit axial load rating (Cua) 98,5 kN
Nlim (grease) 450 tr/min
Nlim (oil) 1800 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C