Model FT20 316 Stainless Steel 2 in. Metallic Diaphragm Pump

FTI Air Model FT20 pumps features a unique stall free air valve that is simple, rugged and reliable and requires no separate pilot valve or a mechanically operated pilot valve. Bolted construction provides leak-free fluid handling. FTI Air products have fewer parts, simpler design and are less prone to failure.. Construction: Wetted Materials: Stainless Steel Diaphragm Materials: Santoprene, PTFE, EPDM Ball Materials: EPDM, Santoprene, PTFE Seat Materials: Stainless Steel, PTFE O-ring Materials: PTFE, FEP/FKM, EPDM Wetted Non-wetted Diaphragm Valve/Ball #1 Stainless Steel Aluminum Santoprene Santoprene #2 Stainless Steel Aluminum PTFE/ Santoprene PTFE #3 Stainless Steel Aluminum EPDM EPDM Valve Seat O-Ring Connection Part No. #1 Stainless Steel PTFE FNPT FT20S-AA-RRST-N2 #2 PTFE FEP/FKM FNPT FT20S-AA-2TTC-N2 #3 Stainless Steel EPDM FNPT FT20S-AA-EESE-N2 * Santoprene is a registered tradename of Exxon Mobil Corporation Note: Th