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KF/NW stainless steel in-line and 3-way ball valves

EM-Tec KF/NW stainless steel ball valves are available as in-line and 3-way ball valves. They are made from AISI 304L stainless steel and offer a quick and easy way to open, close and select vacuum lines. The 3-way ball valves are especially useful for connecting two systems on a single vacuum pump which is cost-effective and space saving. EM-Tec KF/NW 3-way ball valves are L-type ball valves, which enables to either pumping of the left or the right side of the 3-way ball valve. These ball valves are designed for use in fine vacuum applications to a level of 1 x 10-4 mbar, such as backing lines on rotary, scroll and diaphragm vacuum pumps. Usable temperature range is -20 to 180 °C due to the PTFE seals.

EM-Tec KF/NW ball valves materials:

  • KF/NW connections – AISI 304L stainless steel
  • Ball valve body – AISI 304L stainless steel
  • Ball valve – AISI 304L stainless steel
  • Stem – AISI 304L stainless steel
  • Ball valve and stem seals – PTFE
  • Handle – PVC coated stainless steel

EM-Tec KF/NW ball valve specifications:

Product # KF/NW Flange Type Opening Length Depth Height Material
61-110025-16 KF 16 NW In-line Ø 11 mm 98 mm n/a 70 mm AISI 304L
61-110025-25 KF 25 NW In-line Ø 16 mm 112 mm n/a 80mm AISI 304L
61-110026-16 KF 16 NW 3-way L Ø 11 mm 110 mm 58 mm 70 mm AISI 304L
61-110026-25 KF 25 NW 3-way L Ø 16 mm 130 mm 65 mm 88 mm AISI 304L


Ordering information: