Thread Identification

Thread Profiles
How to measure threads

Thread Size Chart

Thread Profiles

American Dryseal Pipe Threads (NPTF and NPSM)

SAE J514, 37 Flare (JIC)

SAE J512, 45 Flare

SAE J514, Straight Thread O-Ring Boss (ORB)

SAE J1453 O-Ring Face Seal (ORFS)

SAE J518 Code 61 and Code 62 4-Bolt Flanges

British Standard Pipe - BSP (BSPP Parallel & BSPT Tapered)

What is the "(+.18)" beside the item number I want to order in the drop down menu? ?

Download a PDF copy of our complete catalog This catalog includes every fitting on our website. *Please note, this catalog is 126 pages so the file may take a minute or two to download depending on your computer speed and your internet connection download speed.

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