SKF NNU 4848 K/W33 bearing equipment

1.

Cylindrical roller bearings, double row, super-precision

Designation bearing: Design: (all)(all). Annular groove and 26 · 30 · 3.15 · 19000 · 22000 · NN 3005 K/SP . NNU 4920 BK/SPW33 · 100 · 140 · 40 · 128 · 255.

2.

Spherical roller bearings - 23268 CAK/W33

Free space on both sides of the bearing · Abutments for sealed 23268 CAK/W33 d2, ≈, 427, mm. D1, ≈, 528, mm. b, 22.3, mm. K, 12, mm. r1,2, min. 6, mm

3.

Cylindrical roller bearings, double row, super-precision

Cylindrical roller bearings, double row, super-precision NNU 4940 B/SPW33 D1, 252.2, mm. F, 225, mm. b, 11.1, mm. K, 3, mm. r1,2, min. 2.1, mm. s, max.

4.

Designation system

The designations of SKF super-precision bearings follow a system that consists of a basic K = TN9 = SP = VR521 = NNU 49/500 B/SPC3W33X, where, NNU 49/500 = B = W33, Annular groove and three lubrication holes in the outer ring.