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.
material steal hardened bearing needle roller type with inner cage ring to provide low friction drive between a shaft of 45 degrees and housing of 62 degrees mass 0.23kg basic load rating dynamic 38000n static 74000n limiting speed 9000rpm reference speed 6500rpm and temperature range of -40 centigrade to + 120 centigrade special features, light weight 155 howitzer end item identification