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81209T2 - NTN


Rolamento de agulha, rolamento axial de rolos cilíndricos, série 812


Arquivo 3D

Folha de dados técnica

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d - Bore diameter of support washer IR - WS45 mm
D - Outside diameter of support washer OR - GS73 mm
d1 - External diameter of support washer IR - WS73 mm
D1 - Bore diameter bearing washer OR - GS47 mm
T - Thrust bearing height20 mm
Dw - Rolling element diameter9 mm
Dc1 - Roller cage bore diameter45 mm
Dc - Roller cage outer diameter73 mm
rs - Min fillet radius1 mm
Cage assembly referenceK81209T2
Bearing ring (inner ring) WSWS81209
Bearing ring (outer ring) GSGS81209
Ea - Rollers reference outer diameter68 mm
Eb - Rollers reference inner diameter48,8 mm
Peso0,31 kg
Cage assembly mass0,1 kg
Bearing ring (inner ring) WS mass0,105 kg
Bearing ring (outer ring) GS mass0,105 kg
Product classification image
Ca - Dynamic axial load rating82 kN
C0a - Static axial load rating222 kN
Cua - Limit axial load rating27 kN
Nlim - Grease lubrication limit speed1000 tr/min
Nlim - Oil lubrication limit speed4100 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C
da min - Min shoulder diameter IR68 mm
Db max - Max OR shoulder diameter49 mm
ras max - Max shaft & housing fillet radius1 mm