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81107T2 - NTN

81107T2

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 35 mm
D - Outside diameter of support washer OR - GS 52 mm
d1 - External diameter of support washer IR - WS 52 mm
D1 - Bore diameter bearing washer OR - GS 37 mm
T - Thrust bearing height 12 mm
Dc1 - Roller cage bore diameter 35 mm
Dc - Roller cage outer diameter 52 mm
rs - Min fillet radius 0,6 mm
Cage assembly reference K81107T2
Bearing ring (inner ring) WS WS81107
Bearing ring (outer ring) GS GS81107
Ea - Rollers reference outer diameter 48,9 mm
Eb - Rollers reference inner diameter 38 mm
Mass 0,09 kg
Cage assembly mass 0,024 kg
Bearing ring (inner ring) WS mass 0,033 kg
Bearing ring (outer ring) GS mass 0,033 kg
Brand NTN
Product classification image

PRODUCT PERFORMANCE

Ca - Dynamic axial load rating 31 kN
C0a - Static axial load rating 87 kN
Cua - Limit axial load rating 10,6 kN
Nlim - Grease lubrication limit speed 1400 tr/min
Nlim - Oil lubrication limit speed 5500 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C

ABUTMENT

da min - Min shoulder diameter IR 49 mm
Db max - Max OR shoulder diameter 38 mm
ras max - Max shaft & housing fillet radius 0,6 mm