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K68X75X21 - NTN

K68X75X21

Rolamento de agulha, montagem da gaiola, gaiola de aço

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Folha de dados técnica

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CARACTERÍSTICAS TÉCNICAS
MarcaNTN
Fw - Under rollers diameter68 mm
Ew - Upper rollers diameter75 mm
Bc - Cage Width21 mm
Peso0,077 kg
Product classification image
DESEMPENHO
Cr - Dynamic load rating45,5 kN
C0r - Static load rating101 kN
Nlim - Grease lubrication limit speed4000 tr/min
Nlim - Oil lubrication limit speed6000 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C
RECOMENDACOES DE BARREIRA
b - Raceway width21 mm