ABZ Valve® Fig. 397 Cast Iron 1-Piece Resilient Seated Butterfly Valve, Lug, 200 psi

Cast Iron Butterfly Valves
177423P
Requires Quote

NOMINAL SIZE
  • Features
  • Stub shaft design with internal drive
  • Great for dead end service
  • Long neck for insulation requirements
  • All bodies are machined to high tolerances
  • Series of snap rings and washers hold the stem, bushing, packing and acts as a blowout proof engagement
  • Top bushing protects the stem from side thrust operators, they are made of impact and corrosion resistant material
  • Special double V-shape of stem seal self adjust to protect the stem area for either vacuum or pressure use
  • Stem end has standard dimensions for operator interchangeability
  • Stem and body are isolated from the line media by the interference fit of the primary seal created between the disc and seat
  • The seat is vulcanized design, these are rated for full dead end pressure and full vacuum
  • Disc edge is individually processed through machining and hand buffing for a smooth edge, providing a bubble tight shut off and maximum seat life
  • Standards/Approvals: ANSI Specified, API 609 Category A, ASME 16.1/16.5, ASME 16.34, MSS SP-67
  • Applications: For industrial, HVAC, oil patch and agricultural services, general purpose, chemical and abrasion resistance applications