Nipple Fitting; Type Close; Applicable Standard NSF; Size A 4"; Size B 4"; Overall Length 2-7/8"; Schedule 80 S; End Connection Male Threaded x Male Threaded; Material PVC; Material Specification ASTM D1784/D1785/D2467; Process Injection Molded; Finish Gray; Temperature Rating 140 Deg F; Application Potable Water System; Packaging Quantity 25 Per Inner Pack; Warranty Lifetime Limited