Bearing NX 12 Z (SKF)

Needle roller / thrust rolling bearings NX 12 Z

Bearing number : NX 12 Z

Size (mm) : 12x21x18

Brand : SKF

Bore Diameter (mm) : 12

Outer Diameter (mm) : 21

Width (mm) : 18

Bearing dimensions and specification in SKF catalogue:

F_w - 12 mm

D - 21 mm

C - 18 mm

C₁ - 4.7 mm

d - 12 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 16.6 mm

D_a - max. - 19 mm

C_a - 10 mm

r_a - max. - 0.3 mm

d_i - 8 mm

F - 12 mm

B_i - 10 mm

Basic dynamic load rating, radial direction - C - 5.4 kN

Basic static load rating, radial direction - C₀ - 5.2 kN

Basic dynamic load rating, axial direction - C - 5.3 kN

Basic static load rating, axial direction - C₀ - 9.6 kN

Fatigue load limit, radial direction - P_u - 0.61 kN

Fatigue load limit, axial direction - P_u - 0.355 kN

Reference speed - 8000 r/min

Limiting speed - 5300 r/min

Mass bearing - 0.028 kg

Inner ring - IR 8x12x10 IS1

Snap ring Seeger - SW 21

Designation

Bore Dia, mm

Outer Dia, mm: