BEARING, ROLLER, NEEDLE, TRACK ROLLER, CROWN RADIUSED O.D., INTEGRAL STUD, TYPE VII, ANTI-FRICTION, CORROSION RESISTANT NITROGEN (CREN) STEEL AND CORROSION RESISTANT (CRES) STEEL, INCH FSC 3110.Table1 is about CROWN RADIUS REF, THREAD SIZE UNJF-3A, B1 THREAD LENGTH REF. Table2 is about ALLOWABLE DEVIATION FROM ∅d OF SINGLE MEAN DIAMETER dmp and ALLOWABLE DEVIATION FROM COTTER PIN DIAMTER d1. Table3 is about LOAD RATING AS A TRACK ROLLER POUNDS and LIMIT LOAD RATING POUNDS. Table4 is about SCREWDRIVER SLOT and INSTALLATION TORQUE IN-LB MAXIMUM 2/.