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Valves / Check / 682-4

3/4" Offset Check Valve with O-SEAL® Ends

Dimensions

Port Dia. 0.63
A 4.63
B 2.81
C-THREAD 2.000"-12UN
D 1

General

Pressure Rating 6000 PSI
Temperature Range -15°F to 275°F (-26°C to 135°C)
Standard Soft Goods [-C] Viton® O-Rings
Cartridge Type Check
Connection Type O-SEAL® Union Thread
Connection Size 3/4"
Body Material Nickel Aluminum Bronze, ASTM B148, UNS C95800
Bonnet Material Nickel Aluminum Bronze, ASTM B150, UNS C63200

Options

Port & Vent Options [-PA] Port Above Seat (1/4" NPT), [-PB] Port Below Seat (1/4" NPT), '[-VA] Vent Above Seat (1/2"-13 SAE), [-VB] Vent Below Seat (1/2"-13 SAE),
Optional Soft Goods [-B] Polyurethane® Packing and Buna-N O-Rings, [-C] Viton® Packing & O-Rings, [-D] EPDM Packing & O-Rings