Half Nipple, NW-63, 2.5 inch tube size, Vacuum Fittings, ISO-LF Large Flange Size NW-63, Stainless SteelThese half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-63. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flages are made of corrosive stainless steel.Half Nipple, NW-63 Vacuum Fittings, ISO-LF Large Flange Size NW-63, Stainless SteelISO-LF Flange Size: NW-63 Dimensions A=2.37in. B=2.50in. C=3.94in., tube size 2.5 inches Material: Stainless Steel

Half Nipple, NW-80 Vacuum Fittings, ISO-LF Large Flange Size NW-80, 3 inch tube size, Stainless SteelThese half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-80. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flages are made of corrosive stainless steel.Half Nipple, NW-80 Vacuum Fittings, ISO-LF Large Flange Size NW-80, Stainless SteelISO-LF Flange Size: NW-80 Dimensions: A=2.87in. B=3.00in. C=3.94in., tube size 3 inches Material: Stainless Steel

Half Nipple, NW-100 Vacuum Fittings, ISO-LF Large Flange Size NW-100, tube size 4 inch, Stainless SteelThese half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-100. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flages are made of corrosive stainless steel.Half Nipple, NW-100 Vacuum Fittings, ISO-LF Large Flange Size NW-100, Stainless SteelISO-LF Flange Size: NW-100 Dimensions: A=3.87in. B=4.00in. C=3.94in., tube size 4 inch Material: Stainless Steel

Half Nipple, NW-160 Vacuum Fittings, ISO-LF Large Flange Size NW-160, tube size 6 inch, Stainless SteelThese half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-160. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flages are made of corrosive stainless steel.Half Nipple, NW-160 Vacuum Fittings, ISO-LF Large Flange Size NW-160, Stainless SteelISO-LF Flange Size: NW-160 Dimensions: A=5.83in. B=6.00in. C=3.94in., tube size 6 inch Material: Stainless Steel

Half Nipple, NW-200 Vacuum Fittings, ISO-LF Large Flange Size NW-200, tube size 8 inch, Stainless SteelThese half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-200. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flages are made of corrosive stainless steel.Half Nipple, NW-200 Vacuum Fittings, ISO-LF Large Flange Size NW-200, Stainless SteelISO-LF Flange Size: NW-200 Dimensions: A=7.76in. B=8.00in. C=6.75in., tube size 8 inch Material: Stainless Steel

Half Nipple, NW-250 Vacuum Fittings, ISO-LF Large Flange Size NW-250, tube size 10 inch, Stainless SteelThese half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-250. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flages are made of corrosive stainless steel.Half Nipple, NW-250 Vacuum Fittings, ISO-LF Large Flange Size NW-250, Stainless SteelISO-LF Flange Size: NW-250 Dimensions: A=9 7/8 in. B=10 in. C=8.25 in., tube size 10 in. Material: Stainless Steel

Half Nipple, NW-320 Vacuum Fittings, ISO-LF Large Flange Size NW-320, short weld stub, tube size 4 inch long (98.30 mm), 304 Stainless Steel. These half nipple weld stubs follow International Standards Organization (ISO) standards and have a flange size of NW-320. ISO flanged vacuum fittings are commonly used to build process vacuum plumbing and systems for industrial applications. The fittings are quick to assemble using double claw clamps and a centering ring (please see top right figure - click to enlarge). The Viton® centering ring contains a rubber/elastomeric o-ring. The ISO standard sizes for large flanges are NW-63, NW-80, NW-100, NW-160, NW-200, NW-250, NW-320, NW-400, NW-500, NW-630. These vacuum flanges are made of 304 stainless steel. Half Nipple, NW-320 Vacuum Fittings, ISO-LF Large Flange Size NW-320, Stainless SteelDimensions:A= 12.52 in.(318.00 mm)B= 12.75 in. (323.85 mm)C= 3.87 in. (98.30 mm)Material: 304 Stainless Steel