Bearing NX12-Z (INA)

Needle roller/axial ball bearings NX12-Z

Bearing number : NX12-Z

Size (mm) : 12x21x18

Brand : INA

Bore Diameter (mm) : 12

Outer Diameter (mm) : 21

Width (mm) : 18

Bearing dimensions and specification in INA catalogue:

F_w - 12 mm

D - 21 mm

C - 18 mm / Tolerance: -0,25

C₁ - 4,7 mm

C₂ - 10 mm

D₁ - 23,7 mm

d_a - 16,6 mm

d_w - 12 mm / Tolerance: E8

r_{a max} - 0,3 mm

r_min - 0,3 mm

m - 28 g / Weight

C_r - 5400 N / Dynamic load rating (radial)

C_0r - 4300 N / Static load rating (radial)

C_a - 4850 N / Dynamic load rating (axial)

C_0a - 8200 N / Static load rating (axial)

C_ur - 830 N / Fatigue limit load, radial

C_ua - 365 N / Fatigue limit load, axial

n_G - 9500 1/min / Limiting speed

- IR8X12X10-IS1 / Suitable inner ring

- WR21, SW21 / Suitable snap rings WR and SW

Designation

Bore Dia, mm

Outer Dia, mm: