Check Valves

Non-Removable Seat - Series 90

Features:

  • Sizes: 2" through 8"
  • Class: 150, 300, 600
  • Body material is ASTM A216 grade WCC
  • Field repairable top entry design
  • Easy field identification
    • Series 90: Grade 8 capscrews on bonnet
    • Series 91: B7 plated studs and nuts on bonnet
  • 316 stainless steel trim "standard"
  • Thru-conduit design
  • 2" through 6" suitable for vertical flow up or horizontal installation
  • 1/2" NPT tap in bonnet
  • Every valve is hydro-tested
Removable Seat Series 91
Bill of Materials Diagram:
Bill of Materials Table:
Non-Removable Seat Series 90
Bill of Materials Diagram:
Bill of Materials Table: