Bearing ZARN5090-L-TV (INA)

Needle roller/axial cylindrical roller bearings ZARN5090-L-TV

Bearing number : ZARN5090-L-TV

Size (mm) : 50x90x78

Brand : INA

Bore Diameter (mm) : 50

Outer Diameter (mm) : 90

Width (mm) : 78

Bearing dimensions and specification in INA catalogue:

d - 50 mm

D - 90 mm

H₂ - 78 mm

B - 11,5 mm

B₁ - 29,5 mm

B₂ - 12 mm

C - 25 mm

D₁ - 78 mm

D₂ - 60 mm

D₃ - 78 mm

D_{a max} - 79 mm

d_{a min} - 58 mm

H₃ - 60,5 mm

r_{1 min} - 0,6 mm

r_min - 0,3 mm

m - 1,78 kg / Weight

C_a - 90000 N / Dynamic load rating (axial)

C_0a - 300000 N / Static load rating (axial)

C_r - 40000 N / Dynamic load rating (radial)

C_0r - 82000 N / Static load rating (radial)

n_{G Ol} - 3600 1/min / Limiting speed for oil lubrication (valid only with adequate oil cooling)

n_{G Fett} - 1200 1/min / Limiting speed for grease lubrication

M_RL - 2,2 Nm / Bearing frictional torque

c_aL - 4800 N/µm / Axial rigidity

c_kL - 2470 Nm/mrad / Tilting rigidity

M_m - 10,46 kg x cm^2 / Mass moment of inertia for rotating inner ring

- 1 µm / Axial runout (The axial runout data for screw drive bearing arrangements are based on the rotating inner ring)

- ZMA50/75 / Designation of recommended INA locknut

- AM50 / Designation of recommended INA locknut

Designation

Bore Dia, mm

Outer Dia, mm: