Welded hermetic seal. Physically interchangeable with Sensortronics Model 60001/60050. 2 mv/v, 0.03% nonlinearity, 349-450/349-355 ohms, 20 ft 4 cond cable, stainless steel, IP68. NTEP 98-019 III S+M 5,000 div, IIIL S+M 10,000 div 500 to 5,000 lb