Documentation

Product information

CARACTERÍSTICAS TÉCNICAS
Marca	NTN
d - Bore diameter of support washer IR - WS	30 mm
D - Outside diameter of support washer OR - GS	52 mm
d1 - External diameter of support washer IR - WS	52 mm
D1 - Bore diameter bearing washer OR - GS	32 mm
T - Thrust bearing height	16 mm
Dw - Rolling element diameter	7,5 mm
Dc1 - Roller cage bore diameter	30 mm
Dc - Roller cage outer diameter	52 mm
rs - Min fillet radius	0,6 mm
Cage assembly reference	K81206T2
Bearing ring (inner ring) WS	WS81206
Bearing ring (outer ring) GS	GS81206
Ea - Rollers reference outer diameter	49 mm
Eb - Rollers reference inner diameter	32,8 mm
Peso	0,14 kg
Cage assembly mass	0,05 kg
Bearing ring (inner ring) WS mass	0,045 kg
Bearing ring (outer ring) GS mass	0,045 kg

DESEMPENHO
Ca - Dynamic axial load rating	53 kN
C0a - Static axial load rating	129 kN
Cua - Limit axial load rating	15,7 kN
N lim - Grease lubrication limit speed	1500 tr/min
N lim - Oil lubrication limit speed	6000 tr/min
Tmin - Temperatura mín de operação	-20 °C
Tmax - Temperatura máx de operação	120 °C

RECOMENDACOES DE BARREIRA
da min - Min shoulder diameter IR	48 mm
Db max - Max OR shoulder diameter	33 mm
ras max - Max shaft & housing fillet radius	0,6 mm