Overview Product Description 198780 New-No Box; Nibco MDL-Unkn88875 Swing Check Valve 1-1/4'' NPT; . Item is New; unused; no factory packaging. Austin Surplus SKU: 198780 Location: 88875-GRG-R13-P08-S02-0002057 Product Videos Custom Field MPN MDL-Unkn88875 Product Reviews