A special single or multiple-row roller bearing, rigid or self-aligning, and constructed with either inside threaded, plain hollow, maile threaded, or solid shank.
steel corrosion resisting overall material, 2420-66-148-7692, hmee (high mobility engineer excavator) end item identification, 1/2 inch by 1 1/2 inch sst roller rod part name assigned by controlling agency, 500 inch in dia and 1.500 inch long special features