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81222 - 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 - WS110 mm
D - Outside diameter of support washer OR - GS160 mm
d1 - External diameter of support washer IR - WS160 mm
D1 - Bore diameter bearing washer OR - GS113 mm
T - Thrust bearing height38 mm
Dw - Rolling element diameter15 mm
Dc1 - Roller cage bore diameter110 mm
Dc - Roller cage outer diameter160 mm
rs - Min fillet radius1,1 mm
Cage assembly referenceK81222
Bearing ring (inner ring) WSWS81222
Bearing ring (outer ring) GSGS81222
Ea - Rollers reference outer diameter150 mm
Eb - Rollers reference inner diameter119,2 mm
Peso2,45 kg
Cage assembly mass0,685 kg
Bearing ring (inner ring) WS mass0,88 kg
Bearing ring (outer ring) GS mass0,88 kg
Product classification image
Ca - Dynamic axial load rating258 kN
C0a - Static axial load rating885 kN
Cua - Limit axial load rating98,5 kN
Nlim - Grease lubrication limit speed450 tr/min
Nlim - Oil lubrication limit speed1800 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C
da min - Min shoulder diameter IR149 mm
Db max - Max OR shoulder diameter119 mm
ras max - Max shaft & housing fillet radius1 mm