The MPX-310 and MPX-510 air pressure to trip valves have 3- inch and 5-inch nominal bore diameters.
What does NB stand for?
NB stands for Nominal Bore (internal diameter of a pipe/fitting)
This definition appears frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of NB
We have 34 other meanings of NB in our Acronym Attic
- Nippon Bearing Co., Ltd. (Japan)
- Nitrogen Balance
- Nitrogen Base
- No Ball
- No Base
- No Brainer
- No Brown (fish)
- Noisy Bus
Samples in periodicals archive:
Fitted to the wall of the component, OE Flo-Tel is available for discs with a nominal bore of between 25mm and 100mm.
ILI service providers have been challenged with creating assessment techniques that not only navigate these changes to the inside of the pipe, but also detect and quantify damage affecting nominal bore.
Specifications should include nominal bore diameter based on maximum and minimum gas volume to be measured for the immediate future along with the third and tenth year of use.
For example, the nominal bore diameter of a 12-gauge Browning shotgun that accepts Invector Plus tubes is 0.
They all have 250mm nominal bore and are constructed in 316 stainless steel with a machined finish to all contact parts.