preference types are in bold print order number

order number	description / accessories IP54
1820003766	flat gasket for LP3.94/H1.38 inch from PE-foam, to reach IP54 (2 pieces per enclosure are necessary)
1800003373	flat gasket for LP3.94/H1.77 inch from PE-foam, to reach IP54 (2 pieces per enclosure are necessary)
1760003767	flat gasket for LP3.94/H1.38 inch from PE-foam, to reach IP54 (2 pieces per enclosure are necessary)