Bearing NJ 29/630 ECMA/HB1 (SKF)

Cylindrical roller bearings, single row NJ 29/630 ECMA/HB1

Bearing number : NJ 29/630 ECMA/HB1

Size (mm) : 630x850x128

Brand : SKF

Bore Diameter (mm) : 630

Outer Diameter (mm) : 850

Width (mm) : 128

Bearing dimensions and specification in SKF catalogue:

d - 630 mm

D - 850 mm

B - 128 mm

d₁ - - 703 mm

D₁ - - 782 mm

F - 683 mm

r_1,2 - min. - 6 mm

s - 7.1 mm

d_a - min. - 653 mm

d_a - max. - 678 mm

d_b - min. - 709 mm

D_a - max. - 827 mm

r_a - max. - 5 mm

Basic dynamic load rating - C - 3300 kN

Basic static load rating - C₀ - 7200 kN

Fatigue load limit - P_u - 510 kN

Reference speed - 700 r/min

Limiting speed - 900 r/min

Calculation factor - k_r - 0.07

Mass bearing - 230 kg

Designation

Bore Dia, mm

Outer Dia, mm: