Beckson screw-out plates provide access without the use of tools, with a single start, non-jamming (no cross-thread), extra strong, self-cleaning buttress thread. A self-aligning center and an...
An extra heavy "O" ring to assure watertight fit. To be installed in areas where internal pressure (oil-canning) is NOT present. Ideal for inspection compartments, for clean out or access to shut off...