Oil hole and groove in inner and outer ring also seal lips turned outward also dumbell shaped rollers
A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.
Classification: Needle roller bearings
NSN 5920-01-181-3502
NSN 5950-00-217-2966
NSN 2925-00-221-4977
NSN 5999-00-466-3226
NSN 5935-01-343-3276
NSN 6145-00-990-9700
NSN 6650-00-826-7396
NSN 5945-01-212-0147
NSN 5930-01-466-1530
NSN 5905-01-474-5173
NSN 5998-01-373-4802
NSN 5910-00-509-9973