To Fit NPT Thread size: 3/8 inch. Knurled Head NPT Threaded Plugs. Knurled head design allows the user to install or remove these by hand easier. Used to protect NPT threads against contaminants and moisture.
- Material: High-Density Polyethylene
- Thread Size (NPT) : 3/8”
- A: 0.475 inches , 12.07 mm
- B: 0.9 inches , 22.86 mm
- C: 0.225 inches , 5.72mm
- D: 0.585 inches , 14.86 mm