Patent ID: 6540265
Filing Date: 2003-04-01
Classification: F16L

Abstract:
A fluid fitting for connecting first and second members that contain pressurized fluid, comprising:an elongated tubular stem comprising a first end portion having a first outer diameter, a flange having a second outer diameter and being disposed at a second end portion of said stem, an intermediate portion axially spaced between said first end portion and said flange and having an intermediate portion outer diameter, a shoulder between said intermediate portion and said first end portion and an internal fluid passageway extending through said stem, said second diameter being larger than said intermediate portion diameter and said intermediate portion diameter being larger than said first diameter; first connecting member comprising an inner opening extending therethrough that receives said intermediate portion of said stem and permits relative rotation between said first connecting member and said stem, an internal abutment surface that engages said flange and prevents axial movement of said first connecting member on said stem, a threaded portion adapted to engage threads of the first member to be connected to said fitting and a polygonal shaped exterior tool engaging surface; and a second connecting member comprising an inner opening extending therethrough which receives said first end portion of said stem, a threaded portion adapted to engage threads of the second member to be connected to said fitting, an abutment face at one end that engages said shoulder, and a polygonal shaped exterior tool engaging surface.