UNLOADERS, INJECTORS, VALVES & GUAGES Backflow Preventor – Check Valve Protects water supply from harmful chemical backflow — will not allow “spike” pressure to push chemicals into supply line. Now re quired by many city and state regulations. ! 3/4" female garden hose inlet (with lock screw) ! 3/4" male garden hose outlet ! Machined-brass housing ! Plastic diaphragm check Part No 8.705-039.0 Old No 140060 PVC Check Valve Holds pump prime without overloading pump suction. ! Designed for harsh chemical applications ! PVC plastic body ! Stainless-steel ball check Part No 8.709-366.0 8.709-367.0 8.709-369.0 8.709-370.0 8.709-373.0 Old No 310834 310835 310837 310838 310844* *8.709-373.0 has Viton seals Stainless-Steel Ball Valves – 2000 PSI ! Full-flow ports ! Investment cast process ! Two-piece 316 stainless bodies ! Glass-filled Teflon ® seals ! 180°F @ 2000 PSI ! 300°F @ 1000 PSI ! 350°F @ 300 PSI Part No 8.709-265.0 8.709-266.0 8.709-268.0 8.709-269.0 Old No 306534 306536 306538 306540 Description 1/4" F x F 3/8" F x F 1/2" F x F 3/4" F x F Forged-Brass Ball Valves ! 600 PSI ! 180°F ! Forged-brass body ! Full-flow ports ! Teflon PTFE seals M x F Part No F x F Part No M x M Part No Size 8.709-249.0 8.709-252.0 8.709-255.0 8.709-258.0 8.709-261.0 8.709-250.0 8.709-253.0 8.709-256.0 8.709-259.0 8.709-262.0 8.709-251.0 8.709-254.0 8.709-257.0 8.709-260.0 8.709-263.0 1/4" 3/8" 1/2" 3/4" 1" Page 130 High-Pressure Ball Valves ! Rugged carbon steel construction ! 2-way ! NPT (F x F) threads ! Blow-out proof stems ! Delrin ball seats ! Viton O-rings Part No 8.709-274.0 8.709-276.0 8.709-279.0 8.709-282.0 8.700-270.0 8.700-271.0 Old No 306552 306553 306554 306556 075080 075089 FPT 1/4" x 1/4" 3/8" x 3/8" 1/2" x 1/2" 3/4" x 3/4" PSI 7350 7350 7350 5880 Replacement handle – fits all sizes above Replacement screw for handle Stainless-Steel, High-Pressure Ball Valves – 5800 PSI ! 316 stainless-steel body, ball and stem ! Viton O-rings ! Delron ball seats ! Full port Part No 8.709-277.0 8.709-280.0 8.709-283.0 8.709-286.0 Old No 306553S 306554S 306556S 306558S FPT 3/8" x 3/8" 1/2" x 1/2" 3/4" x 3/4" 1" x 1" PSI 5880 5880 5880 5880 ! Cracking press 1 PSI ! Choice of connects ! 125 PSI ! 180°F Description 1/4" MPT x 1/4" Barb 1/4" Barb x 1/4" MPT 1/4" Barb x 1/4" Barb 3/8" Barb x 3/8" Barb 1/2" Barb x 1/2" Barb M x F Part No F x F Part No M x M Part No Size 8.709-208.0 8.709-211.0 8.709-216.0 8.709-209.0 8.709-212.0 8.709-217.0 – 8.709-213.0 8.709-218.0 1/8" 1/4" 3/8" Description Backflow Preventor Nickel-Plated Brass Ball Valves ! Threaded FPT connects ! Chrome-plated ball ! Seats and seals have glass-filled Teflon ! Full-flow bore Part No 8.709-242.0 8.709-243.0 8.709-244.0 8.709-245.0 8.709-246.0 8.709-247.0 8.709-248.0 8.709-264.0 Old No 306504 306506 306508 306512 306516 306520 306524 306532 Mini Ball Valves ! Forged-brass body ! 600 PSI ! 180° handle movement ® Description Working Pressure (PSI) 1/4" 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" 710 710 710 570 570 430 430 360
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