Home
Products
About Us
Publications
Contact



   






PRIMARY SHUTOFFS

Shutoff assemblies can be ordered with most carbon steel manways.

Primary Shutoff Catalog Information (pdf)

How to order Shutoff Assemblies:
  • The part numbers listed for non-code manways and portals do not include shutoffs.
  • Shutoff assemblies must be ordered separately by specific parts numbers in addition to the parts numbers you specify for manways and portals.

Example:

If you order Base Unit Part #
F-800-2
12" x 6" Portal

You also order separately Shutoff Part #

FP-LC-8-3
8 ” diameter Shutoff, assembled, 3” connections in lid

Specifications:
  • All shutoff assemblies come standard with pipe thread connections.
  • All stainless steel assemblies come standard with stainless steel bolt tabs.
  • Shutoff assemblies are available in 6”, 8’ and 10” diameters.
  • 6” shutoff assemblies come standard with PVC ball cages.
  • 8” & 10” shutoff assemblies come standard with 304 stainless steel ball cages.
  • All assemblies come standard with Buna Ball Seats other materials are available.
  • The 6" assembly is equipped with a 4" stainless ball and is available in 2" plumbing size.
  • The 8" assembly is equipped with a 6" stainless ball and is available up to 4" plumbing size.
  • The 10" diameter is equipped with an 8" stainless float ball and is available up to 6" plumbing.
  • Use this guide for manways and portals only.
  • Secondary shutoffs are priced complete.
  • This guide does not apply to ASME Code items.
  •  

    Copyright© 2003-2007 National Vacuum Equipment, Inc. All Rights Reserved.