Nbr | SIZE |W | ones 5144026 5144015 5144016 5144017 5144018 5144019 5144020 5144021 5144023 Not a Listed product One ‘0° Ring seal Material Is PVC See NEC Article 352.44 for use Expansion Couplings One Piece Schedule 40 & B0 Special Fittings Drawn By: CD Branch Ref.