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81104T2 - NTN

81104T2

Needle roller bearing, thrust cylindrical roller bearing, 811 series

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Technical datasheet

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Specs

PRODUCT DEFINITION

d - Bore diameter of support washer IR - WS 20 mm
D - Outside diameter of support washer OR - GS 35 mm
d1 - External diameter of support washer IR - WS 35 mm
D1 - Bore diameter bearing washer OR - GS 21 mm
T - Thrust bearing height 10 mm
Dc1 - Roller cage bore diameter 20 mm
Dc - Roller cage outer diameter 35 mm
rs - Min fillet radius 0,3 mm
Cage assembly reference K81104T2
Bearing ring (inner ring) WS WS81104
Bearing ring (outer ring) GS GS81104
Ea - Rollers reference outer diameter 32,3 mm
Eb - Rollers reference inner diameter 22,4 mm
Mass 0,04 kg
Cage assembly mass 0,012 kg
Bearing ring (inner ring) WS mass 0,014 kg
Bearing ring (outer ring) GS mass 0,014 kg
Brand NTN
Product classification image

PRODUCT PERFORMANCE

Ca - Dynamic axial load rating 20,2 kN
C0a - Static axial load rating 46,5 kN
Cua - Limit axial load rating 5,65 kN
Nlim - Grease lubrication limit speed 2100 tr/min
Nlim - Oil lubrication limit speed 8500 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C

ABUTMENT

da min - Min shoulder diameter IR 32 mm
Db max - Max OR shoulder diameter 23 mm
ras max - Max shaft & housing fillet radius 0,3 mm