A-A-59657B, COMMERCIAL ITEM DESCRIPTION: BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STEEP ANGLE, TWO SINGLE CONES, ONE DOUBLE CUP, NONADJUSTABLE (TYPE TNAS) (08-SEP-2011)

A-A-59657B, COMMERCIAL ITEM DESCRIPTION: BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STEEP ANGLE, TWO SINGLE CONES, ONE DOUBLE CUP, NONADJUSTABLE (TYPE TNAS) (08-SEP-2011)., This commercial item description (CID) covers government acquisition requirements for complete (cone with rollers and cup) double row, tapered, roller bearings with steep angle, two single cones, and one double cup, nonadjustable (type TNAS) for general purpose use. These bearings are not intended for use in special precision applications such as on aircraft, precision ordnance, or submarine equipment.