Style 441 | Cast Coupling | SS316

Typically ships in 7-10 business days

Product Features:

• Cast Couplings Application To join plain end pipes with the same or different O.D.s by changing followers and gaskets.
• Heavy cast Ductile Iron parts for long life
• Meets applicable AWWA C219 Standards
• Flanges and gaskets can be mixed and matched on the same size nominal sleeve
• Most couplings are stab fit making installation easy. No disassembly is required
• Up to 2.4 of range with a single coupling reducing the need for large coupling inventories
• One sleeve per nominal pipe size takes the guesswork out of deciding which sleeve size to choose
• Flanges are color-coded by pipe type Red for iron pipe size O.D. Blue for Ductile O.D. and gray for Asbestos-Cement O.D.
• Gaskets and flanges are permanently marked with a part number and range to facilitate proper selection
• Sleeves are available in a variety of lengths and custom length Steel sleeves are available for special applications

Style 441 Smith Blair Spec Sheet

Materials:

• SLEEVE Ductile Iron ASTM A536. Ends have smooth inside taper for uniform gasket seating
• GASKET Nitrile (Buna N) certified to NSF/ANSI 61G. Compounded to produce superior storage and performance characteristics while resisting water acids alkalies most (aliphatic) hydrocarbon fluids and other chemicals
• FOLLOWER FLANGES Ductile Iron ASTM A536. Designed for high strength to weight ratio
• BOLTS & NUTS High strength low alloy Steel bolts with heavy semi-finished hexagon nuts to WWA C219 (ANSI A21.11) Optional Stainless Steel
• FINISH Flexi-Coat Fusion-Bonded Epoxy Finish
• Working Pressure Up to 250 PSI
• Pipe Applications Steel Cast Iron Asbestos Cement PVC and other. For other pipe materials please contact Smith-Blair Engineering.