The Style BX energized Ring Type Joints, manufactured in accordance with API 6A, are designed for use on pressurized systems up to When correctly fitted, the style BX gasket allows virtual face to face contact of the flange faces which means that the gasket is fully trapped on both the inner and outer diameters. All BX gaskets incorporate a pressure balance hole to ensure equalization of pressure which Designs are also available for Subsea applications. DIMENSIONAL DATA - STYLE BX Radius of the ring shall be 8% to 12% of the ring height 'H'. TOLERANCES: (INCHES) One pressure passage hole required per ring on center line *A plus tolerance of 0.008 inches for width 'A' and height 'H' is permitted, provided the variation in width or height does not exceed 0.004 inches throughout its entire circumference.

PRESSURE CLASS RATING (PSI) NOMINAL PIPE SIZE (INCHES) BX167 is suitable for 26 3/4 Nominal Pipe Size 2,000 psi rating. ** BX169 is suitable for 5 3/4 Nominal Pipe Size 10,000 psi rating. t BX168 is suitable for 26 3/4 Nominal Pipe Size 3,000 psi rating. ft BX303 is suitable for 30 Nominal Pipe Size 2,000 and 3,000 psi ratings. Designs are also available for Subsea applications.