Mechanical Seals – American Coding System
American Mechanical Seal Material Codes
| Elastomers | Primary Ring | Metal Parts | Mating Ring | Springs |
|---|---|---|---|---|
| B. Buna (Nitrile) | A. Bronze | D. Brass | A. Bronze | F. Stainless Steel |
| N. Neoprene | C. Carbon | E. Monel® | G. Cast Iron | E. Monel® |
| Q. EPR | H. Glass Filled P.T.F.E | F. Stainless Steel | J. Ceramic | P. Plated Steel |
| T. P.T.F.E | L. Silicon Carbide | P. Plated Steel | K. Ni-Resist | |
| V. Viton™ | M. Molded Plastic | L. Silicon Carbide | ||
| X. Aflas® | R. Silicon Carbide (CVR) | O. Stellite® | ||
| Y. Kalrez® | S. Tooled Steel | S. Tooled Steel | ||
| Z. Tungsten Carbide | Z. Tungsten Carbide |
OEM Replacement Mechanical Seals
We also manufacture an extensive range of OEM replacement Mechanical Seals.
