STANDARD WATT DENSITY NPT THREAD 1" NPT 1 ELEMENT 1 1/4" NPT 2 ELEMENTS 1 1/4" NPT 3 ELEMENTS 1 1/2" NPT 2 ELEMENTS 2" NPT 2 ELEMENTS 2" NPT 3 ELEMENTS 2 1/2" NPT 3 ELEMENTS 3" NPT 6 ELEMENTS 1" NPT 1 ELEMENT 2D DRAWING 1 1/4" NPT 2 ELEMENTS 2D DRAWING 1 1/4" NPT 3 ELEMENTS 2D DRAWING 1 1/2" NPT 2 ELEMENTS 2D DRAWING 2" NPT 2 ELEMENTS 2D DRAWING 2" NPT 3 ELEMENTS 2D DRAWING 2 1/2" NPT 3 ELEMENTS 2D DRAWING 3" NPT 6 ELEMENTS 2D DRAWING LOW WATT DENSITY NPT THREAD 1" NPT 1 ELEMENT 1 1/4" NPT 2 ELEMENTS 1 1/4" NPT 3 ELEMENTS 1 1/2" NPT 2 ELEMENTS 2" NPT 2 ELEMENTS 2" NPT 3 ELEMENTS 2 1/2" NPT 3 ELEMENTS 3" NPT 6 ELEMENTS 1" NPT 1 ELEMENT 2D DRAWING 1 1/4" NPT 2 ELEMENTS 2D DRAWING 1 1/4" NPT 3 ELEMENTS 2D DRAWING 1 1/2" NPT 2 ELEMENTS 2D DRAWING 2" NPT 2 ELEMENTS 2D DRAWING 2" NPT 3 ELEMENTS 2D DRAWING 2 1/2" NPT 3 ELEMENTS 2D DRAWING 3" NPT 6 ELEMENTS 2D DRAWING