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Gaiola de rolamentos axiais de rolos cilíndricos

K81224 - NTN

K81224

Rolamento de agulha, rolamento de rolos cilíndricos de impulso, montagem com gaiola, série K812

Documentation

Product information

CARACTERÍSTICAS TÉCNICAS
MarcaNTN
Dw - Rolling element diameter15 mm
Dc1 - Roller cage bore diameter120 mm
Dc - Roller cage outer diameter170 mm
Bearing ring (inner ring) WSWS81224
Bearing ring (outer ring) GSGS81224
Ea - Rollers reference outer diameter160 mm
Eb - Rollers reference inner diameter129,2 mm
Cage assembly mass0,73 kg
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DESEMPENHO
Ca - Dynamic axial load rating264 kN
C0a - Static axial load rating930 kN
Cua - Limit axial load rating101 kN
N lim - Grease lubrication limit speed430 tr/min
N lim - Oil lubrication limit speed1700 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C