Smith-Blair Style 421 Two Bolt Coupling - Top Bolt, 2-12 in

Typically ships in 7-10 business days

Product Features:

• Two bolt stab fit coupling featuring removable/replaceable inner gaskets to expand the range of product and reduce the number of SKUs that must be stocked.
• Application Joining plain end pipe
• Easy to install ‚¬? One bolt on each end to tighten
• Removable inner gasket for larger O.D.s
• Bi-directional inner gasket can be reinstalled
• Corrugated armor ‚¬? reduces friction between gasket and armor thus allowing better gasket seating prevents armor from gouging flange finish thus reducing possible corrosion point
• Wide range - Up to 1.31 inches
• Reduces inventory by having wide range
• Deflection 4 per end
• Lightweight
• Stab insertion of pipe ends
• Corrosion resistant Flexi-Coat Epoxy Finish
• Epoxy coated 304 Stainless Steel hardware and fluoropolymer coated nuts to reduce galling
• Connectors available for additional corrosion protection using anodes
• Easily disassembled when necessary

Materials:

• SLEEVE Carbon Steel
• FLANGES Carbon Steel
• ARMOR Half hard 304 Stainless Steel
• GASKET Nitrile (Buna N)
• BOLTS Type 304 Stainless Steel with Flexi-Coat Fusion Bonded Epoxy Finish
• NUTS Heavy hex Type 304 Stainless Steel with fluoropolymer finish to prevent galling
• FINISH Flexi-Coat Fusion Bonded Epoxy Finish
• Working Pressure Up to 260 PSI
• Pipe Applications Steel PVC Ductile Iron Asbestos Cement and Copper tube sizes

Specifications:

• Nominal sizes: 2" through 16"
• 2-Bolt Top Bolt design for easy installation
• Body: Fabricated Steel with Flexi-Coat Epoxy finish
• Gaskets: Nitrile (Buna-N), patented removable/replaceable design
• Working pressure: per design

Style 421 Installation Instructions

Style 421 Spec Sheet

Style 421 Datasheet