MT23D3520 is listed in DICSA's technical catalogue under MORTAR CAMLOCK Fittings / D Type steel MORTAR CAMLOCK BSP.
Check the exact accessory reference, dimensions and installation arrangement for the intended assembly.
Source specifications: Material: Carbon steel MORTAR CAMLOCK; Port 1 thread: 1 1/4" BSP.
Use the catalogue drawing and exact part reference to check connection geometry, hose or tube compatibility, and installation requirements.
