Starting at $113.02
  • Usually ships in 3-4 weeks



  • All-welded structure, no gaskets
  • 1/4in or 1/2in NPT female or male process connection
  • Continuous duty standard
  • Small design
  • 1/4in or 1/2in NPT female instrument connection
  • Suitable pressure ranges:
    • 2 1/2in gauge: 100 PSI to 2500 PSI
    • 4 or 4 1/2in gauge: 400 PSI to 2500 PSI


The WIKA L990.TA Mini Threaded Seals feature upper and lower housing welded with an integral diaphragm. It requires hydraulic fluid to transmit pressure to instrument. The L990.TA is designed for corrosive, contaminated, hot or viscous pressure media.