August 14, 2015: AT&T joins T-Mobile and Verizon in offering new contract free plans based on monthly data caps. The carrier is offering five tiers, starting with 300MB of data for $20 per month, then escalating to 2GB for $30, 5GB for $50, 15GB for $100 (probably the best deal), and 20GB for $140.
The Hub and Spigot are two types of fitting on either end of a pipe. At one end you have the Hub (Socket) fitting; which is a female end of a fitting designed to accept pipe or a SPIGOT connector. At the other end you have the Spigot fitting; which is a male end of a fitting designed to be used inside another fittings Socket (or Hub) end.
Pipe Thread Definitions. Definition of Pipe Thread Acronyms. NPT National Pipe Thread (tapered) National Pipe Thread Taper (NPT) is a U.S. standard for tapered. threads on threaded pipes and fittings. In contrast to straight threads, a taper. thread will be tighter and have a fluid/air-tight seal . FPT. Female Pipe Thread. (interchangeable with NPT) FPT is a term for pipe fittings that MIP (male iron pipe) or MNPT (male. national pipe thread) fittings fit into.