190061080000 NAB M S W GSKT SIZE 2INCH PSI600 GRPH DHYB ITEMS SHALL BE SUPPLIED AS PER ASME B16 20 AND AS PER TDC HY7240366 R00, 190061110000 NAB M S W GSKT SIZE 24INCH PSI300 GRPH DHYB ITEMS SHALL BE SUPPLIED AS PER ASME B16 20 AND AS PER TDC HY7240365 R01, 190061090000 NAB M S W GSKT SIZE 6INCH PSI300 GRPH DHYB ITEMS SHALL BE SUPPLIED AS PER ASME B16 20 AND AS PER TDC HY7240365 R01, 190057880000 NAB MSW GSKT 8INCH 300 PSI GRPH SS304 ITEMS SHALL BE SUPPLIED AS PER ASME B16 20 AND AS PER TDC HY7240365 R01, 190058050000 RUBBER BONDED CORK GASKET 3Thk AS PER IS4253 PART2 2008