Bearing ZARN2052-TV (INA)

Needle roller/axial cylindrical roller bearings ZARN2052-TV

Bearing number : ZARN2052-TV

Size (mm) : 20x52x46

Brand : INA

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 46

Bearing dimensions and specification in INA catalogue:

d - 20 mm

D - 52 mm

H - 46 mm

B - 10 mm

C - 16 mm

D₁ - 42 mm

D_{a max} - 43 mm

d_{a min} - 33 mm

H₁ - 31 mm

r_{1 min} - 0,6 mm

r_min - 0,3 mm

m - 0,41 kg / Weight

C_a - 33500 N / Dynamic load rating (axial)

C_0a - 76000 N / Static load rating (axial)

C_r - 14900 N / Dynamic load rating (radial)

C_0r - 22400 N / Static load rating (radial)

n_{G Ol} - 7000 1/min / Limiting speed for oil lubrication (valid only with adequate oil cooling)

n_{G Fett} - 2000 1/min / Limiting speed for grease lubrication

M_RL - 0,5 Nm / Bearing frictional torque

c_aL - 1800 N/µm / Axial rigidity

c_kL - 230 Nm/mrad / Tilting rigidity

M_m - 0,62 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)

- ZMA20/38 / Designation of recommended INA locknut

- AM20 / Designation of recommended INA locknut

M_A - 18 Nm / Tightening torque (Only valid in conjunction with INA precision locknuts)

- 9376 N / Axial preload force

Designation

Bore Dia, mm

Outer Dia, mm: