Here are the technical parameters of TESCOM 44-1313-2082-005 in the 44-1300 series:
Body Material: Brass.
Maximum Inlet Pressure: 3750 psig (260 bar).
Outlet Pressure Range: 0 - 600 psig (0 - 41.4 bar).
Design Proof Pressure: 150 percent of rated pressure.
Leakage: Bubble - tight.
Operating Temperature: - 15°F to + 220°F (- 26°C to + 104°C).
Flow Capacity: 3/8 inch main valve, Cv = 2.0.
Port Type: NPT.
Port Size: 1/2 inch. The inlet and outlet gauge ports are 1/4 inch NPT.
Modification: Venting with gauge ports.
Media Contact Materials:
Body: Brass.
Seat Main Valve: Teflon® (specific to this model in 44 - 13X2 - XXX2 series).
Seat Vent Valve: Teflon® for 300 and 600 psig / 20.7 and 41.4 bar outlet.
O - rings: Viton - A®.
Back - up Rings: Teflon®.
Gaskets: CTFE.
Remaining Parts: 300 - series stainless steel, Teflon® and brass.
Cleaning: CGA 4.1 and ASTM G93.
Weight (without gauges): 6.25 lbs (2.83 kg).