Types of Valve End Connections
American National Pipe
RIDGID 14 in. Straight Pipe Wrench for Heavy-Duty Plumbing, Sturdy Plumbing Pipe Tool with Self Cleaning Threads and Hook Jaws 31020 - The Home Depot
Pipe and Hose Threads
National Standard Taper Pipe Threads Size NPT Chart
Tapered Pipe Threads and Fittings: Making the Connection | ISM
National Pipe Tapered (NPT) vs National Pipe Straight (NPS) - Sanitary Fittings
Understanding NPT, NPTF & NPS Thread Connections
NPT & NPS Thread Guide - RYCO Hydraulics
National pipe thread - Wikipedia
Pipe and Hose Threads
Amazon.com: Kraken Automotive - 1/8 NPT to 4AN Adapter Straight Pipe Thread to 4 AN Blue : Automotive
Thread Sizing Guide | SPC Company
Pipe and Hose Threads
Hose Thread Data
Mechanical Reviews: American Pipe Threads
Mechanical Reviews: American Pipe Threads
Amazon.com: Kraken Automotive - 1/2 NPT to 10AN Adapter Straight Pipe Thread to 10 AN Flare Fitting Black : Automotive
Sealing Methods | Adaptall
Amazon.com: RDEXP Blue Aluminum Alloy AN6-1/4"" NPT Male Flare to Male Straight Pipe Thread Fitting Adapter Set of 2 : Automotive
BSP vs. NPT Fittings: Which Seal Do You Need?
