26-1200 Series dome loaded, high flow pressure reducing regulator is externally loaded with 6000 psig / 414 bar maximum inlet and outlet pressures. The 26-1200 Series offers four orifice sizes and Cv ratings, balanced main valve, and available external sensing. Ideal for use in rocket engine testing, fueling, facilities supply and natural gas pipeline.

Pressure Rating

Maximum Inlet Pressure: 3600 and 6000 psig / 248 and 414 bar
Outlet Pressure: To maximum inlet

Material

Body: 303, 316 Stainless Steel
Seat: CTFE or Vespel®
Diaphragm, O-Rings: Buna-N or Viton®
Back-up Rings: Teflon®
Remaining Parts: 300 Series Stainless Steel

Port Size & Type

Cv = 3.3: 3/4 or 1, SAE, NPTF or MS33649
Cv = 6.0: 3/4, 1 or 1-1/4, SAE or MS33649
Cv = 12.0: 1 or 1-1/4, SAE, NPTF or MS33649
Cv = 20.0: 2 ANSI/ASME Flanges or Grayloc

Operating Temperature (Cv = 3.3)

-40 to 165°F / -40 to 74°C

Operating Temperature (Cv = 6.0)

Buna-N: -40 to 165°F / -40 to 74°C
Viton®: -15 to 165°F / -26 to 74°C

Operating Temperature (Cv = 12.0)

-15 to 165°F / -26 to 74°C

Operating Temperature (Cv = 20.0)

-40 to 200°F / -40 to 93°C

Flow Capacity

Cv = 3.3, 6.0, 12.0 or 20.0

Load Type

Dome

Weight

Cv = 3.3: 25 lbs / 11.3 kg
Cv = 6.0: 40 lbs / 18.1 kg
Cv = 12.0: 60 lbs / 27.2 kg
Cv = 20.0: 130 lbs / 58.9 kg