QJ218N2.MPA

Four-point contact bearing, single row, split inner ring, contact angle 35°, 2 holding grooves, brass cage guided on outer shoulder, rings and rolling elements made of high-quality roller bearing steel

Overview

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QJ218N2.MPA

Technical data

*) the unit "B" in the graphics corresponds in English to the unit "W" for "Width".

Dimensions

d(mm)90Bore diameter

D(mm)160Outer diameter

W(mm)30Width

r_{s min}(mm)2Minimal edge distance

a(mm)88Span

H(mm)136.1Shoulder diameter outer ring

J(mm)114Shoulder diameter inner ring

a_n(mm)8.6Groove depth

b_n(mm)6.5Groove width

r_n(mm)2Groove base radius

Contact angle

α(°)35Contact angle

Connecting dimensions

d_{a min}(mm)101Minimal diameter of shaft shoulder

D_{a max}(mm)149Maximal diameter of housing shoulder

r_{a max}(mm)2Maximal rounding radius

Performance data

C_r(kN)172Dynamic load rating, radial

C_0r(kN)195Static load rating, radial

C_ur(kN)9.11Fatigue limit load, radial

n_G(min^-1)7000Limit speed

n_B(min^-1)3800Reference speed

Mass

kg2.8Mass