Standard/Approvals: ASTM A 536 Grade 65-45-12 Center Ring and End Ring, ASTM D2000 MBA 710 Gasket, AWWA C111 Bolt and Nut, Meets AWWA C219
INCLUDES: 5 in L Ductile Iron Center Ring, Ductile Iron End Ring, (1) 7.8 to 8.1 in Red Styrene Butadiene Rubber Gasket, (1) 6.05 to 6.3 in Red Styrene Butadiene Rubber Gasket, (6) 5/8 x 8 in 5/8 in UNC Rolled Thread Standard Trackhead Bolts and Heavy Hex Nuts