Industrial Timing Belt, Belt Material Neoprene, Belt Series H, Industry Number 420H100, Number of Teeth 84, Pitch 0.5 in, Pitch Length 42 in, Tooth Location One Side, Top Width 1 in, Belt Coating Nylon, Belt Trade Size H, Color Black, Length Type Closed Loop, Maximum Operating Temperature 194 Degrees F, Minimum Operating Temperature -22 Degrees F, Outside Length 42 in, Reinforcing Cord Material Fiberglass, Resistance Properties Heat , Oil , Standards ARPM