Lavalock 1/2″ NPS Thermometer Installation Bung – Stepped (Or NPT) Lavalock 1/2″ NPS Thermometer Installation Bung – Stepped (Or NPT) thermometer Installation Bung is used as a port for your 1/2″ NPT or NPS thermo. Weld on 1 x 1-1/4 x 1/2″ NPS female thread. High quality steel. Use this to build your bbq smoker pit. Our weld on bung is great for thermos or ports requiring a 1/2″ NPS or NPT female thread. Great for all smokers. Stepped for weld quality and warp resistant
