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0 ()P`S 2 3 The OPW 23 is an open vent and directs vapors upward in accordance with NFPA Code 30. This vent features an aluminum body and a 40 -mesh brass screen. Set screws make installation easy. Materials Body: aluminum Screen: 40 -mesh brass Set Screws: brass Ordering Specifications Screw - crewH-01967 Product No. in. mm. Description 23-0044 1 V, 38 --- ---- _open vent 23-0033 2" 51 -- open vent__ --------- 23-0055 3" 76 open vent Replacement Parts Part No. Description H 00122 M N OOVFN NESOUNCES COMVpNa The OPW 523 and 5235 Pressure Vacuum Vents maintain the required pressure in the UST to prevent vapor loss. OP«' ;23 The OPW 523 Pressure Vacuum Vents discharge upward and are avail- able with a 1 oz., 8 oz. or 12 oz. pres- sure setting and a % oz. vaccuum setting. Now available in corrosion resistant Duratuff, , the OPW 523 comes in 2" and 3" sizes and has a thread -on connection. The rated maxi- mum flow pressure drop is 2 psi at 7000 SCFH. The OPW 523 is UL listed and complies with NFPA code 30. 523 2" 523 3" OM:2'. The OPW 5235 Pressure Vacuum Vent is similar to the 523 except that it is attached to the vent line with clamps for the 2" and set screws for the 3". The rated maximum flow pressure drop is 2 psi at 7000 SCFH. The OPW 5235 is UL listed and complies with NFPA code 30. Materials Body and Cap: Duratuff Screen and Fasteners: stainless steel Seat Ring: anodized aluminum Adaptor: 2" - Duratuff 3" - ZA-12 alloy Ordering Specifications Product No. In. mm Description 23LP-2200 Screw - crewH-01967 H -0 1967 ---Nut-------- H-01969 Screen N OOVFN NESOUNCES COMVpNa The OPW 523 and 5235 Pressure Vacuum Vents maintain the required pressure in the UST to prevent vapor loss. OP«' ;23 The OPW 523 Pressure Vacuum Vents discharge upward and are avail- able with a 1 oz., 8 oz. or 12 oz. pres- sure setting and a % oz. vaccuum setting. Now available in corrosion resistant Duratuff, , the OPW 523 comes in 2" and 3" sizes and has a thread -on connection. The rated maxi- mum flow pressure drop is 2 psi at 7000 SCFH. The OPW 523 is UL listed and complies with NFPA code 30. 523 2" 523 3" OM:2'. The OPW 5235 Pressure Vacuum Vent is similar to the 523 except that it is attached to the vent line with clamps for the 2" and set screws for the 3". The rated maximum flow pressure drop is 2 psi at 7000 SCFH. The OPW 5235 is UL listed and complies with NFPA code 30. Materials Body and Cap: Duratuff Screen and Fasteners: stainless steel Seat Ring: anodized aluminum Adaptor: 2" - Duratuff 3" - ZA-12 alloy Ordering Specifications Product No. In. mm Description 23LP-2200 2" 51 1 oz. with threads 523LPS 2250 2" 51 1 oz. with set screws 523LP-3200 3" 76 1 oz. with threads 523LPS-3250 3" 76 1 oz. with set screws 523 1100 2"51 Boz. with threads 5235-1150 T; 51 Boz. with set screws 523-3100 F 16 Boz. with threads 5235-3150 3' 76 8oz. with set screws 523-2300 T 51 12oz. with threads 5235-2350 T-51 12oz. with set screws 523-3300 3" 76 12oz. with threads 5235 3350 3" 16 126z. with set screws 5235 2" P.O. Box 405003 ® Cincinnati, Ohio 45240-5003 ® Telephone: (513) 870-3219 • (800) 422-2525 ® rax: (800) 421.3297 ® Copyright 1992 DPW Fueling Components/A Dover Warms Company, Printed In USA 9/92 '