2”/51 mm Metallic Air Operated Double Diaphragm Pump

Metallic Air Operated Double Diaphragm Pump

FTI 2”/51 mm Metallic Air Operated Double Diaphragm Pump

The stall-free air valve on FTI Model FT20 pumps is distinctive, easy to use, durable, and reliable, and it eliminates the need for a mechanically operated or separate pilot valve. Fluid handling is leak-free due to bolted construction. Pumps are offered with wetted materials made of 316 stainless steel or aluminium. For dependable performance in a wide range of applications, diaphragms, balls, and seats are offered in a variety of materials. Products from FTI have fewer parts, a simpler design, and are less likely to malfunction.

Original Products
Warranty Against Defects
Returns & Refunds Policy
Ships Worldwide
Dedicate Support

Need Help? Call + 971 4 3330105

Email Your Query

Suction & Discharge Size:	2” x 2”
Porting Location:	Center
Connection Types:	FNPT, BSPT, ANSI/DIN/ISO flange*
Air Inlet & Air Exhaust Size:	¾” FNPT x ¾” FNPT
*ANSI/DIN/ISO flange connection available for SS models only

Maximum Flow Rate:	156 gpm (590 lpm)
Maximum Air Supply Pressure:	120 psi (8.3 bar)
Displacement Per Stroke:	0.31 gal (1.2 lit)
Minimum Air Inlet Pressure:	10 psig (0.7 bar)
Maximum Particle Size:	0.35” (8.9 mm)
Sound Pressure:	77 dB(A)
Operating Temperature:	Determined by elastomers

Wetted Materials:	316SS or Aluminum
Diaphragm Materials:	Neoprene, Santoprene™, FKM, EPDM, PTFE, Buna, Hytrel®, or polyurethane
Air Valve:	GFRPP, Aluminum
Ball Materials:	Neoprene, Buna, Santoprene™, FKM, EPDM, or PTFE
Seat Materials:	Aluminum, 316SS, PTFE, Hytrel®, Buna, Neoprene, FKM, EPDM, Santoprene™, or polyurethane
O-ring Materials	Neoprene, Buna, FKM, EPDM, PTFE, or FEP/FKM

316 Stainless Steel		Aluminum
Maximum Height:	30-3/32” (765 mm)		28-7/8” (733 mm)
Maximum Width:	20-15/32” (520 mm)		20-7/8” (530 mm)
Maximum Depth:	12-27/32” (326 mm)		12-27/32” (326 mm)
Weight:	130 lb (59.9 kg)		87 lb (39.5 kg)