Bearing NKX12-Z (INA)

Needle roller/axial ball bearings NKX12-Z

Bearing number : NKX12-Z

Size (mm) : 12x21x23

Brand : INA

Bore Diameter (mm) : 12

Outer Diameter (mm) : 21

Width (mm) : 23

Bearing dimensions and specification in INA catalogue:

F_w - 12 mm

D - 21 mm

C - 23 mm / Tolerance: -0,25

C₁ - 9 mm / Tolerance: -0,2

C₂ - 6,5 mm

D_{2 max} - 27,2 mm

d_a - 21,7 mm

d_w - 12 mm / Tolerance: E8

r_{a max} - 0,3 mm

r_min - 0,3 mm

- NAXK12Z / Designation to DIN 5429

m - 40 g / Weight

C_r - 10100 N / Dynamic load rating (radial)

C_0r - 11000 N / Static load rating (radial)

C_a - 10300 N / Dynamic load rating (axial)

C_0a - 15400 N / Static load rating (axial)

C_ur - 1920 N / Fatigue limit load, radial

C_ua - 740 N / Fatigue limit load, axial

n_G - 11000 1/min / Limiting speed

- IR9X12X16 / Suitable inner ring

axial component, single direction, to DIN 5429, with end cap, for grease lubrication

Designation

Bore Dia, mm

Outer Dia, mm: