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89312 - NTN

89312

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 - WS60 mm
D - Outside diameter of support washer OR - GS110 mm
d1 - External diameter of support washer IR - WS110 mm
D1 - Bore diameter bearing washer OR - GS62 mm
T - Thrust bearing height30 mm
Dw - Rolling element diameter9 mm
Dc1 - Roller cage bore diameter60 mm
Dc - Roller cage outer diameter110 mm
rs - Min fillet radius1,1 mm
Cage assembly referenceK89312
Bearing ring (inner ring) WSWS89312
Bearing ring (outer ring) GSGS89312
Ea - Rollers reference outer diameter105,3 mm
Eb - Rollers reference inner diameter68,9 mm
Mass1,35 kg
Cage assembly mass0,25 kg
Bearing ring (inner ring) WS mass0,55 kg
Bearing ring (outer ring) GS mass0,55 kg
Product classification image
PRODUCT PERFORMANCE
Ca - Dynamic axial load rating162 kN
C0a - Static axial load rating600 kN
Cua - Limit axial load rating73,5 kN
Nlim - Grease lubrication limit speed680 tr/min
Nlim - Oil lubrication limit speed2700 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR105 mm
Db max - Max OR shoulder diameter69 mm
ras max - Max shaft & housing fillet radius1 mm