The Material Code is a five character code such as "BCFZF" which is defined by the following parameters. The first character specifies the Elastomer type, the second character specifies the Washer type, etc.
ELASTOMERS
WASHERS
METAL PARTS
SEATS
SPRINGS
B. Buna
A. Bronze
D. Brass
G. Case Iron
E. Monel®
N. Neoprene
C. Carbon
E. Monel®
K. Ni-Resist
F. Stainless Steel
Q. EPR
H. Glass Filled TFE
F. Stainless Steel
L. Silicon Carbide
P. Plated Steel
V. Viton®
L. Silicon Carbide
P. Plated Steel
J. Ceramic
AFLAS®
M. Molded Plastic
S. Tooled Steel
S. Tooled Steel
Z. Tungsten Carbide
W. Micarta®
Z. Tungsten Carbide
Viton® is a registered trademark of DuPont Dow Elastomers LLC.