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89311 - NTN

89311

Needle roller bearing, thrust cylindrical roller bearing, 893 series

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Technical datasheet

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PRODUCT DEFINITION
BrandNTN
d - Bore diameter of support washer IR - WS55 mm
D - Outside diameter of support washer OR - GS105 mm
d1 - External diameter of support washer IR - WS105 mm
D1 - Bore diameter bearing washer OR - GS57 mm
T - Thrust bearing height30 mm
Dw - Rolling element diameter9 mm
Dc1 - Roller cage bore diameter55 mm
Dc - Roller cage outer diameter105 mm
rs - Min fillet radius1,1 mm
Cage assembly referenceK89311
Bearing ring (inner ring) WSWS89311
Bearing ring (outer ring) GSGS89311
Ea - Rollers reference outer diameter100,3 mm
Eb - Rollers reference inner diameter63,9 mm
Mass1,27 kg
Cage assembly mass0,24 kg
Bearing ring (inner ring) WS mass0,52 kg
Bearing ring (outer ring) GS mass0,52 kg
Product classification image
PRODUCT PERFORMANCE
Ca - Dynamic axial load rating158 kN
C0a - Static axial load rating570 kN
Cua - Limit axial load rating69,5 kN
Nlim - Grease lubrication limit speed730 tr/min
Nlim - Oil lubrication limit speed2900 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR100 mm
Db max - Max OR shoulder diameter64 mm
ras max - Max shaft & housing fillet radius1 mm