HATCH COVER GASKETS & MANHOLE GASKETS


Hatch Cover gaskets

  • for fishing & other vessels
  • square or rectangular cross section of thick rubber strips
  • can be beveled on one or 2 edges to clear weld beads
  • materials generally are gum rubber or 40 durometer Shore A neoprene
  • strips can be to 50 feet or more depending on cross section
  • Manhole and hand hole gaskets

  • provide access to tanks
  • obround shapes - half-circle ends with a straight section joining them
  • often common sizes with varying bolt hole patterns
  • materials usually are rubber
  • for fuel & oil nitrile (buna-N) or cork/nitrile (buna-N), 1/8" thick
  • cloth-inserted (polyester or nylon) neoprene and nitrile materials available
  • molded Topog-eŽ gaskets
        for steam pressure vessels up to 180 psi (12 bar) and 380° F (193° C)