Hose and Hose Assemblies. JGB's Hose, Fitting, and Valves CatalogJGB Enterprises Inc. celebrates its 35 years. The owner, Jay G Bernhardt, founded the company in 1977 and  we have grown the company into a leading defense contractor and commercial supplier in hoses and fittings
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Normal Engagement Length of NPT Thread in Inches (A) *

Normal Engagement Length of NPT Thread in Inches (A)

* Dimensions given do not allow for variations in tapping or threading.

Thread Size"A"
1/8" 1/4"
1/4"3/8"
 3/8"3/8"
1/2"1/2"
 3/4"9/16"
1"11/16"
1-1/4"11/16"
1-1/2"11/16"
2" 3/4"
 
Thread Size"A"
2-1/2"15/16"
3"1"
4"1-1/8"
5" 1-1/4"
6"1-5/16"
 8"1-7/16"
10"1-5/8"
12" 1-3/4"