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K81212T2 - NTN

K81212T2

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

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Folha de dados técnica

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CARACTERÍSTICAS TÉCNICAS
MarcaNTN
Dw - Rolling element diameter11 mm
Dc1 - Roller cage bore diameter60 mm
Dc - Roller cage outer diameter95 mm
Bearing ring (inner ring) WSWS81212
Bearing ring (outer ring) GSGS81212
Ea - Rollers reference outer diameter88,4 mm
Eb - Rollers reference inner diameter64,9 mm
Cage assembly mass0,2 kg
Product classification image
DESEMPENHO
Ca - Dynamic axial load rating126 kN
C0a - Static axial load rating365 kN
Cua - Limit axial load rating44,5 kN
Nlim - Grease lubrication limit speed780 tr/min
Nlim - Oil lubrication limit speed3100 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C