BVV™ Hex Plug BVV™ brand stainless steel parts are made with precision 304 Grade Stainless Steel and are clean and free from burrs or debris. These fittings are NPT threads (National Pipe Taper) and will compress against other female NPT threads creating a tighter and tighter connection. All NPT threads require thread sealant to create a watertight and gas-tight seal between the threads. We recommend usingYellow Gas PTFE Tapebecause it is rated for gases and is UL listed and it is NOT recommended to use white PTFE tape because it is not rated for gas service. **NOTE: Pre-Taped option comes from BVV Pre-taped with Yellow UL Listed Gas PTFE Tape on theMale NPT threadsONLYfor a +0.50c charge per male npt end. (JIC Threads DO NOT need to be taped.) Specifications Material 304 Stainless Steel Connection Type NPT Sizes Available: 1/4"-18 3/8"-18 1/2"-14
