- Hard chrome-plated stem threads assure extended service life with metal-to-metal Vee & Regulating stems for elevated temperatures
- Repetitive soft seat for gas, leak-tight with reliable DK-LOK® Tube Fitting Ends and NPT & ISO Male & Female
- Choice of Round handle and Bar handle, packing nut Allows external adjustments of packing, panel nut allows panel installation
- Internal bonnet design to eliminate inadvertent stem back-out