19 lbs. Oil and Heat resistant Belt Type-V Belt Top Width-21/32 in Material-Kevlar (Aramid) Outside Length-31 in Height-5/16 in Weight: 0.Aftermarket replacement for 400650 DEINES 1400 Belt for Vacuum Attachment, W/40" Deck, 4LK310 The outer fabric wrap is treated with highly oil and heat resistant, engineered synthetic rubber compound, specifically compounded for excellent wear resistance, proven through thousands of hours of testing..