INA ZARF2080-L-TV bearing

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d:   20                  

D:   80                  

H₂:   75                  

B₁:   27,5           

C:   18           

B:   12,5           

D₂:   40           

6):        Mounting dimension for seal carrier assembly DRS.
Seal carriers: see under "Accessories".

r_{1 min}:   0,6           

  18448  :   18448         Axial preload force

C_a:   64000         Basic dynamic load rating, axial

M_RL:   1,3         Bearing frictional torque

d_{a min}:   38         Mounting dimensions
If rotary shaft seals are used, the outside diameter of the sealing ring must be taken into consideration.

  12 x M6  :   12 x M6         Quantity x size of fixing screws to DIN 912-10.9
Tightening torque of fixing screws according to manufacturers data.
Screws not included in delivery.

M_A:   38         Tightening torque
Only valid in conjunction with INA precision locknuts

H₃:   53           

M_m:   2,27         Mass moment of inertia for rotating inner ring

D₃:   50           

  ZMA20/52, AM20  :   ZMA20/52, AM20         Designation of recommended INA locknut

m:   1,22         Mass

r_min:   0,3           

B₂:   11           

n_{G Fett}:   1500         Limiting speed for grease lubrication

d₁:   3,2           

  1  :   1         Axial runout
The axial runout data for screw drive bearing arrangements are based on the rotating inner ring.

J:   63           

n_{G Öl}:   6000         Limiting speed for oil lubrication (valid only with adequate oil cooling)

c_aL:   2300         Axial rigidity

DR:   40 x 52 x 7         Rotary shaft seal to DIN 3760
To be ordered separately.

C_0a:   141000         Basic static load rating, axial

C₁:   10           

c_kL:   400         Tilting rigidity

D₁:   52           

:        Locknuts, rotary shaft seal and fixing screws not included in delivery.

D_{a max}:   53         Mounting dimensions
If rotary shaft seals are used, the outside diameter of the sealing ring must be taken into consideration.

C_0r:   36000         Basic static load rating, radial

C_r:   22600         Basic dynamic load rating, radial

Type:   INA Axialradial roller bearings