Gruvlok 3G-OTH-468321 — Technical Specifications

The GRUVLOK Rigid Coupling is a rigid bolted-clamp grooved pipe coupling in a 3 in x 3 in size, constructed of ductile iron with an NBR seal and rated for a maximum operating pressure of 750 psi. 3G Electric sources this OEM part (MPN 390213258) across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including GRUVLOK, Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.