O-RING SET, SAE, MATERIAL PTFE, NUMBER OF PIECES 325, NUMBER OF SIZES 36, DUROMETER 55D, HARDNESS VERY HARD, SIZES INCLUDED (10) EACH OF 013, 014, 015, 016, 017, 018, (10) EACH OF 110, 111, 112, 113, 114, 115, 116, (15) EACH OF 005, 006, 007, 008, 009, 010, 011, 012, (5) EACH OF 117, 118, 119, 120, 121, (5) EACH OF 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, CASE TYPE PLASTIC BOX WITH LID CHART, MEETS/EXCEEDS AS568, TEMP. RANGE -100 DEGREES