81118T2 - NTN


Needle roller bearing, thrust cylindrical roller bearing, 811 series


3D file

Technical datasheet

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d - Bore diameter of support washer IR - WS 90 mm
D - Outside diameter of support washer OR - GS 120 mm
d1 - External diameter of support washer IR - WS 120 mm
D1 - Bore diameter bearing washer OR - GS 92 mm
T - Thrust bearing height 22 mm
Dc1 - Roller cage bore diameter 90 mm
Dc - Roller cage outer diameter 120 mm
rs - Min fillet radius 1 mm
Cage assembly reference K81118T2
Bearing ring (inner ring) WS WS81118
Bearing ring (outer ring) GS GS81118
Ea - Rollers reference outer diameter 114,3 mm
Eb - Rollers reference inner diameter 94,7 mm
Mass 0,67 kg
Cage assembly mass 0,17 kg
Bearing ring (inner ring) WS mass 0,25 kg
Bearing ring (outer ring) GS mass 0,25 kg
Brand NTN
Product classification image


Ca - Dynamic axial load rating 112 kN
C0a - Static axial load rating 395 kN
Cua - Limit axial load rating 47,5 kN
Nlim - Grease lubrication limit speed 580 tr/min
Nlim - Oil lubrication limit speed 2300 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C


da min - Min shoulder diameter IR 114 mm
Db max - Max OR shoulder diameter 95 mm
ras max - Max shaft & housing fillet radius 1 mm