7761-B Henry Packed Shut-off Valve, Brass, Seal Cap, Angle, 1/4" MPT x 1/4" SAE Flare

Packed shut-valves are so-called as the stem is sealed via a packed gland.

Applications

Henry Technologies packed valves are used in a variety of air conditioning and refrigeration applications for isolating, flow control, charging and purging purposes.

All valves are suitable for HCFC and HFC refrigerants, along with their associated oils.

The 7761 to 7775 models are also suitable for ammonia.

Main features

• Wide range of inlet and outlet connection sizes
• Compact
• Back-seating options allow packing replacement in-situ

Technical Specifications

• Allowable operating pressure = 0 to 34.5 barg (77-B & 78 series)
• Allowable operating temperature = -29°C to +149°C (All valves except 203 series)

Materials of Construction

For 77-B, 78 and 92 brass series:- The valve body is made from brass. The stem is made from plated steel. A metal-to-metal seat seal is used. A graphite compound is used for the packing gland. The seal cap is made from moulded plastic.