Bearing PNA 12/28 (SKF)

Alignment needle roller bearings, with an inner ring PNA 12/28

Bearing number : PNA 12/28

Size (mm) : 12x28x12

Brand : SKF

Bore Diameter (mm) : 12

Outer Diameter (mm) : 28

Width (mm) : 12

Bearing dimensions and specification in SKF catalogue:

d - 12 mm

D - 28 mm

B - 12 mm

F - 15 mm

D₁ - 24.5 mm

r - min. - 0.8 mm

r_1,2 - min. - 0.3 mm

s - 0.5 mm

d_a - min. - 14 mm

D_a - min. - 23.5 mm

D_a - max. - 24.5 mm

r_a - max. - 0.8 mm

r_b - max. - 0.3 mm

Basic dynamic load rating - C - 7.4 kN

Basic static load rating - C₀ - 9.2 kN

Fatigue load limit - P_u - 1.1 kN

Reference speed - 24000 r/min

Limiting speed - 28000 r/min

Mass bearing - 0.037 kg

Designation

Bore Dia, mm

Outer Dia, mm: