See the document attached at the bottom of this article for information on many different fittings including: tapered NPT, flare AN, compression [Swagelok(R) tube], high pressure cone and thread, face seal VCR/VCO, vacuum KF.
See the other documents for common pressure fittings that Fluke Calibration sells. For pricing contact orders@flukecal.com or +1.877.355.3225