Buna-N Strip, Strip, Adhesive Type Plain Backing, Backing Type Non-Adhesive, Color Black, Durometer 60A, Grade High Strength, Material Buna-N, Standards ASTM D2000 BF 610, Maximum Temperature 250 Degrees F, Minimum Temperature -30 Degrees F, Overall Length 36 in, Thickness Tolerance +/-0.035 in, Overall Width 4 in, Tensile Strength 1,500 psi, Texture Smooth, Overall Thickness 0.375 in, Abrasion Resistance Good, Chemical Resistance Fair, Oil Resistance Excellent, Water Resistance Good