BOLA Rigid Threaded Couplings Sturdy coupling with female GL threads made of PPS and internal connecting tube made of PTFE. Its special design allows to turn the two halfs of the coupling independently from each other and to adjust connected components. Furthermore this design provides high stability. A sealing lip on the connecting tube with integrated FKM-o-ring provides good sealing on the GL thread. Universal chemical resistance, the flowing product is only exposed to PTFE. Abmessungen: For thread GL 14 Length from sealing lip to sealing lip mm 28 Total length mm 49