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K81217L1 - NTN

K81217L1

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 diameter12 mm
Dc1 - Roller cage bore diameter85 mm
Dc - Roller cage outer diameter125 mm
Bearing ring (inner ring) WSWS81217
Bearing ring (outer ring) GSGS81217
Ea - Rollers reference outer diameter116,9 mm
Eb - Rollers reference inner diameter92,2 mm
Cage assembly mass0,3 kg
Product classification image
DESEMPENHO
Ca - Dynamic axial load rating169 kN
C0a - Static axial load rating550 kN
Nlim - Grease lubrication limit speed580 tr/min
Nlim - Oil lubrication limit speed2300 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C