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P. <br />OPW 523LP & 523LPS <br />The OPW 523LP Pressure Vacuum <br />Vent is similar to the 523 except that it <br />is designed with low pressure settings. <br />The 3" w.c. pressure, 8" w.c. vacuum <br />version is CARB approved for most <br />vacuum assist vapor recovery systems. <br />Also available is a 1 oz. pressure, % oz. <br />vacuum version. These products are <br />available in 2" and 3" sizes, and slip on <br />versions designated as 523LPS. The <br />rated maximum flow rate is 7000 SCFH <br />at 2 PSI pressure drop. The OPW <br />523LPS is UL listed and complies with <br />NFPA Code 30. <br />Materials <br />Body: aluminum <br />Screen: 40 -mesh brass <br />Set Screws: brass <br />Ordering Specifications <br />Product No. in. mm. oz. kg. Description <br />523LP-2200 2" 51 12 .34 1 oz, threads <br />523LP-2203 2" 51 12 .34 3" wc, threads <br />523LPS-2250 2" 51 12 .34 1 oz, set screws <br />523LPS-2253 2" 51 12 .34 3"wc, set screws <br />523LP-3200 3" 76 35 1.0 1 oz, threads <br />523LP-3203 3" 76 35 1.0 3" wc, threads <br />523LPS-3250 3" 76 35 1.0 1 oz, set screws <br />523LPS-3253 3" 76 35 1.0 3"wc, set screws <br />523LP 2" <br />523LP 3" <br />523LPS 2" <br />523LPS 3" <br />F"LWG COPD RTS ® Telephone: 15131870-3219 • 1800► 4222525 *fox: 15131810-9186 .18001421.3291 - <br />♦OOVENPESOUACESCOMGn"Y Q 1992 OPW Fueling (omponenis • P.O. Box 405003 • Cincinnati, OH 45240-5003 • Printed in USA • TV531294.12/94 ' <br />