| Center Section Material | P | Polypropylene |
| Fluid Connection | A | 3/8 - 18 N.P.T.F. - 1 | B | Rp 3/8 (3/8 - 19 BSP) |
| Fluid Caps / Manifold Material | D | Groundable Acetal (single port) | K | Kynar PVDF (single port) | L | Kynar PVDF (multiple port) | P | Polypropylene (single port) | R | Polypropylene (multiple port) |
| Hardware Material | S | Stainless Steel |
| Seat Material | D | Acetal | K | Kynar PVDF | P | Polypropylene | U | Polyurethane | S | Stainless Steel | 0 | (Duckbill) | |
| Ball Material | A | Santoprene | C | Hytrel | J | Nitrile (*) | N | Neoprene (*) | S | Stainless Steel | T | PTFE | V | Viton | K | EPR (*) | L | Viton (*) |
| Diaphragm Material | A | Santoprene | C | Hytrel | T | PTFE / Santoprene | V | Viton |
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