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 6685-00-794-9187
NSN 5895-01-481-7156
NSN 5905-01-415-3603
NSN 5945-00-165-0911
NSN 5930-01-194-8905
NSN 5910-00-156-0993
NSN 6110-01-633-9660
NSN 6240-01-267-1531
NSN 5998-01-520-6635
NSN 5910-00-005-4076
NSN 5960-01-462-6267
NSN 6645-01-326-7316