PCI Soft Seat In-l li ine Check Val lves Carbon and Stainless steel in-line check valves Specifications Maximum Working Pressure 7350 PSI Cracking Pressure 7 PSI Poppet “O” Rings Carbon Steel - Buna N Stainless Steel - Viton Sizes 1/4", 3/8”, 1/2", 3/4" & 1” FNPT Temperature Limits Carbon – 22 to 212°F (-30 to 100°C) Stainless - -13°F to 392°F (-25° to 200°C) Spring Material Carbon Steel – 304 Stainless Steel Stainless Steel – 304 Stainless Steel Dimensions & Part Numbers Part Number Nominal Size Working Pressure Thread ( C) Cracking Pressure Rated Flow A B (HEX) Material WVU-14-F-7 1/4" 10,000 PSI 1/4" FNPT 7 PSI 5.8 GPM 1.97 .75 C/S WVU-14-F-7-SS 1/4" 5145 PSI 1/4" FNPT 7 PSI 4.7 GPM 1.97 .75 316 SS WVU-38-F-7 3/8” 10,000 PSI 3/8” FNPT 7 PSI 9.47 GPM 2.36 .91 C/S WVU-38-F-7-SS 3/8” 5145 PSI 3/8” FNPT 7 PSI 10.5 GPM 2.37 .95 316 SS WVU-12-F-7 1/2" 7350 PSI 1/2" FNPT 7 PSI 17.9 GPM 2.76 1.06 C/S WVU-12-F-7-SS 1/2" 5145 PSI 1/2" FNPT 7 PSI 13.1 GPM 2.56 1.07 316 SS WVU-34-F-7 3/4" 7350 PSI 3/4” FNPT 7 PSI 29.7 GPM 3.39 1.38 C/S WVU-34-F-7-SS 3/4" 4400 PSI 3/4" FNPT 7 PSI 23.7 GPM 2.96 1.34 316 SS WVU-1-F-7 1” 7350 PSI 1” FNPT 7 PSI 35.8 GPM 3.94 1.62 C/S WVU-1-F-7-SS 1” 3675 PSI 1” FNPT 7 PSI 36.9 GPM 3.67 1.62 316 SS * All dimensions are in inches.
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