Buna-N Sheet Sheet Adhesive Type Plain Backing Backing Type Non-Adhesive Color Black Durometer 50A Grade Military Material Buna-N Standards ASTM D2000 M5BG507 MIL-R-3065E Maximum Temperature 250 Degrees F Minimum Temperature -30 Degrees F Overall Length 36 in Thickness Tolerance +/-0.011 in Overall Width 36 in Tensile Strength 1 200 psi Texture Smooth Overall Thickness 0.0625 in Abrasion Resistance Good Chemical Resistance Fair Oil Resistance Excellent Water Resistance Good