O-Ring Assortment SAE Material Viton(R) Number of Pieces 436 Number of Sizes 36 Durometer 75 Shore A Hardness Hard Sizes Included AS568A Dash No (25) Each of 005 to 011 (15) Each of 012 110 (10) Each of 013 to 018 111 to 116 210 211 (7) Each of 117 to 121 212 to 219 Case Type Plastic Box with Lid Chart Meets/Exceeds ASTM D2000 SAE J200 Temp Range -15 Degrees to 400 Degrees F Color Black