6404ZR

Deep groove ball bearing, single row, steel sheet cage, one shield, rings and rolling elements made of high-quality roller bearing steel

Technical data

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

d(mm)20Bore diameter

D(mm)72Outer diameter

W(mm)19Width

r_{s min}(mm)1.1Minimal edge distance

H₁(mm)61.6Shoulder diameter outer ring

J(mm)44.6Shoulder diameter inner ring

d_{a min}(mm)27Minimal diameter of shaft shoulder

D_{a max}(mm)65Maximal diameter of housing shoulder

r_{a max}(mm)1Maximal rounding radius

C_r(kN)30.9Dynamic load rating, radial

C_0r(kN)19.3Static load rating, radial

C_ur(kN)1.05Fatigue limit load, radial

n_G(min^-1)14000Limit speed

n_B(min^-1)9700Reference speed

kg0.415Mass