Table of Contents
Does NPT have a taper?
NPT has a tapered male and female thread which seals with Teflon tape or jointing compound. Pipe threads used in hydraulic circuits can be divided into two types: Jointing threads are pipe threads for joints made pressure tight by sealing on the threads and are taper external and parallel or taper internal threads.
What is a NPT plug?
National Pipe Thread Taper (NPT) is a U.S. standard for tapered threads used on threaded pipes and fittings. In contrast to straight threads that are found on a bolt, a taper thread will pull tight and therefore make a fluid-tight seal. NPT is defined by ANSI/ASME standard B1.
What is the taper of a NPT thread?
National Standard Taper Pipe Threads Size NPT Chart – Includes both External and internal Pipe Thread Data. The taper rate for all NPT threads is 1⁄16 (3⁄4 inch per foot) measured by the change of diameter (of the pipe thread) over distance. The angle between the taper and the center axis of the pipe is 1° 47’′ 24″″ (1.7899°).
What are NPT tapered plugs used for?
NPT Tapered Plugs. M&P carries NPT tapered plugs to protect internal pipe threads. These plugs will protect your product during shipping and storage until needed for use. NPT Plugs are generally in stock. The NPT tapered Plug is designed to push into the inside of NPT pipe for protection.
What are the benefits of NPT protective plugs?
Protect internally threaded NPT connections from contaminants during fabrication and storage. These plugs withstand temperatures up to 600° F to protect internally threaded NPT connections from contaminants during electropainting, paint baking, and powder coating applications.
How much psi can a quick disconnect plug handle?
They can handle pressures up to 700 psi. These quick-disconnect couplings meet NSF/ANSI 169 for food equipment. Quick-disconnect couplings consist of a plug and a socket that join with a latch so you can easily connect and disconnect your line. Use in applications up to 120 psi.