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Gaiola de rolamentos axiais de rolos cilíndricos

K81218J - NTN

K81218J

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

Documentation

Product information

CARACTERÍSTICAS TÉCNICAS
MarcaNTN
Dw - Rolling element diameter14 mm
Dc1 - Roller cage bore diameter90 mm
Dc - Roller cage outer diameter135 mm
Bearing ring (inner ring) WSWS81218
Bearing ring (outer ring) GSGS81218
Ea - Rollers reference outer diameter126,7 mm
Eb - Rollers reference inner diameter97,9 mm
Cage assembly mass0,54 kg
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DESEMPENHO
Ca - Dynamic axial load rating213 kN
C0a - Static axial load rating680 kN
Cua - Limit axial load rating80 kN
N lim - Grease lubrication limit speed530 tr/min
N lim - Oil lubrication limit speed2100 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C