Style 441 | Cast Reducing Coupling
Typically ships in 7-10 business days
Product Features:
- Smith-Blair 441 Reducing Couplings are used to connect pipes with a difference in outside diameters of approximately 1 1/2? to 2 3/4?
- The reducing sleeve utilizes all of the color coded gaskets and follower flanges within any given nominal pipe size of the OMNI
- Coupling System. For sizes not listed consult listings on the 415 Steel Reducing Coupling
Style 441 Smith Blair Spec Sheet
Materials:
- SLEEVE Ductile Iron ASTM A-536. Ends have smooth inside taper for uniform gasket seating.
- GASKETS Nitrile (Buna N) Certified to NSF/ANSI 61-G. Compounded to produce superior storage and performance characteristics while resisting water acids alkalies most (aliphatic) hydrocarbons and many other chemicals. Nominal temperature range -20F to 180F. Consult manufacturer for specific applications or other service temperatures.
- FOLLOWER FLANGES Ductile Iron ASTM A-536. Designed for high strength/weight ratio. Thickness determined by coupling size.
- BOLTS & NUTS High strength low alloy steel bolts with heavy semi-finished hexagon nuts to AWWA C219 (ANSI-A21.11) standards. Stainless Steel hardware available on request.
- FINISH Flexi-Coat fusion bonded epoxy per AWWA C213. Special coatings available on request. Follower flanges are color-coded.
- Material Specifications are subject to change.