Swivel Female Union


  • Provides ultra-high purity Metal to metal seal for vacuum and positive pressure applications.
  • Sealing is accomplished by compressing the gasket between the two beads during assembly of the male nut or body and female nut.
  • The Internal surface finish of the female nut is silver plated to ensure consistent, low make up torque.Plating
  • Female Nut-The Internal surface of the nut is silver plated to avoid galling and reduce the tightenign torque.
  • Gasket options Include-Silver plated stainless steel 316L, Nickel plated, unplated nickel or special request.Testing
  • ZCR Fittings have been helium leak tested to a rale of 1 X 10-10atm/cc/sec with unplated, silver plated and copper gasket.
  • Optional tests are available upon request.

Tube Fittings DIN2353


Product Dimension d (in) Dimension d (mm) Dimension H (in) Dimension L (in) Dimension L (mm) Working Pressure (psig) Working Pressure (bar) Working Pressure (CU) (psig) Working Pressure (CU) (bar) Working Pressure (SS) (psig) Working Pressure (SS) (bar) ZCR Size (in) PDF
H-ZSUA-4 0.180 4.55 3/4 1.710 43.40 8000 551 6,400 440 10,000 689 1/4 PDF
H-ZSUA-8 0.400 10.14 1 1/16 1.840 46.70 3500 241 2,800 192 4,300 296 1/2 PDF