NPP=Lip Seals On Both Sides (P Type - Two Zinc-Plated Sheet Steel Washers With Intermediate NBR Part, Seal Lip Axially Preloaded). B=Bearing With Spherical Outer Ring.
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Radial insert ball bearing, P seals, spherical outer ring, inner ring for fit