Style 622 | Tapping Sleeve | Carbon Steel Stainless Steel

Nominal Size: 4 in x 4 in
OD Range: 4.5 in
SKU: 622-04500400-231
Weight: 34.0 lb
Available For Order! Call Sales Counter for accurate lead-time!
Product Features:
  • For 4 pipe and larger reducing and size-on-size flanged outlets. Available with -6threaded outlets.  
  • Easy to install 
  • Has range to reduce inventory 
  • Meets AWWA C223 Standards 
  • Epoxy Finish meets AWWA C213 Standards 
  • Virtually 360 support of the pipe 
  • Roll-resistant gasket will not bind 
  • Gasket seal increases with line pressure 
  • No special tools required to install the sleeve
  • Flanged outlets are recessed to accept tapping valves 
  • Flexi-Coat Fusion-Bonded Epoxy Finish is standard for superior corrosion resistance 
  • test outlet to allow hydrostatic pressure test before tapping the pipe (not available in standard 4 x 4)

Style 622 Smith Blair Spec Sheet


  • Carbon Steel ASTM A283 Grade C. Type 304 Stainless Steel Optional 
  • FLANGES AWWA C207 Class D ANSI 150# drilling. Recessed for tapping valve per MSS-SP 60. Optional Other types of flanges threaded outlets MJ outlets 
  • GASKET Nitrile (Buna N) NSF-61 listed. Concave wedge gasket compounded to resist water oil acids alkalies most (aliphatic) hydrocarbon fluids and other chemicals 
  • Temperature Range up to +180F 
  • BOLTS & NUTS High strength low alloy Steel with heavy semi-finished hexagon nuts to ASTM A-307 (ANSI A21.11) standards. Optional Type 304 Stainless Steel bolts and nuts are coated to prevent galling 
  • FINISH Flexi-Coat Fusion-Bonded Epoxy Finish 
  • Working Pressure Up to 175 PSI 
  • Pipe Applications Steel Cast Iron Asbestos Cement PVC

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