Home Pipe Threads 1/16" NPT

1/16" NPT Thread Specifications

Complete dimensions for 1/16" NPT pipe thread. TPI: 27, Pitch: 0.03704" (0.941 mm).

Thread Dimensions

Designation1/16" NPT
Nominal Pipe Size1/16"
TPI27
Pitch0.03704" (0.941 mm)
Outside Diameter0.3125" (7.94 mm)
Pitch Diameter0.2884" (7.33 mm)
Minor Diameter0.2671" (6.78 mm)
Taper Angle1.7899° (1:16 taper ratio)
Thread Depth0.02566" (0.652 mm)

Tap Drill Size

Tap drill: 0.2671" (6.78 mm)

Common Applications