Bearing 313 NR (SKF)

Deep groove ball bearings, single row, with filling slots 313 NR

Bearing number : 313 NR

Size (mm) : 65x140x33

Brand : SKF

Bore Diameter (mm) : 65

Outer Diameter (mm) : 140

Width (mm) : 33

Bearing dimensions and specification in SKF catalogue:

d - 65 mm

D - 140 mm

B - 33 mm

d₁ - - 88.35 mm

D₂ - - 121.3 mm

D₃ - 135.23 mm

D₄ - 149.7 mm

b - 3.1 mm

C - 4.9 mm

f - 2.82 mm

r₀ - 0.6 mm

r_1,2 - min. - 2.1 mm

d_a - min. - 77 mm

D_a - max. - 128 mm

D_b - min. - 151 mm

b_a - min. - 3.5 mm

C_a - max. - 7.72 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 102 kN

Basic static load rating - C₀ - 90 kN

Fatigue load limit - P_u - 3.8 kN

Reference speed - 9000 r/min

Limiting speed - 5300 r/min

Calculation factor minimum radial load - k_r - 0.05

Mass bearing - 2.3 kg

Snap ring - SP 140

Designation

Bore Dia, mm

Outer Dia, mm: