"To be installed when the pipe flange spade is not installed." . "Qualified" . "PIPE FLANGE SPACER" . "PIPE FLANGE SPACER" . "RDS472724" . "A 'spacer' and an 'artefact' that is intended to be inserted between two pipe flanged ends to provide the distance between the flanges required to insert a 'pipe flange spade'." . "u20683" . "2006.06.15" . .