Double-row closed support roller (roller) with a spherical surface of the outer (outer) ring, without an inner ring, NTN RNA22/6LL/3AS for cylindrical shafts.
Roller dimensions 10*19*11.8 mm.
The roller is made on the basis of a needle roller bearing without an inner ring, with contact seals on both sides. Thick-walled outer ring with spherical running surface for use with all types of tracks, conveyor systems and cam drives.

Rated dynamic load 4.55 kN, rated static load 4.25 kN.
Width outer ring: 11.8 mm.
The design of the roller allows the inner ring to be installed separately from the outer ring with the rolling elements.