Thina (CNG) sihlinzeka nge-131N Threaded Rede Tee. Zisetshenziselwa ukuxhuma iStripipe ukulawula, ukusabalalisa, noma ukuxhasa ipayipi ngosayizi noma izinkomba ezihlukile. Ngokuxhumeka kwe-groove, isikhathi sephrojekthi sigcinwa kakhulu ngokufakwa okusheshayo nokulungiswa okulula.