DIAPHRAGM PRODUCT NUMBERING
DIAPHRAGM CLASS – A description of the diaphragm and it’s class.
CYLINDER BORE – Inside diameter of the cylinder into which the diaphragm will fit.
PISTON DIAMETER – Diameter of the piston as measured diametrically across the piston head.
HEIGHT – Height of the diaphragm necessary to obtain a particular stroke.
SIDEWALL THICKNESS – Designation for sidewall (WSW). May also be a group of numbers.
FABRIC – Designation for frabric. May also be a group of numbers or if there is no fabric in the diaphragm, there may be a dash (-) in parentheses.
ELASTOMER – Designation for elastomer. May also be a group of numbers.
TRIM (-1) – Designates special or non-standard trim.