Nominal Pipe Size = 4"

Pipe O.D. Range = 4.25" - 5.63" 

Gasket Low Range = 4.25" - 5.00"

Gasket High Range = 4.92" - 5.63"

Materials

End Rings: 1.5" - 12" ASTM A283 / A283M Grade C Steel

                     14" - 16" ASTM A283 / A283M Grade C Steel

                       (or Ductile Iron Casting ASTM A536 Grade 60-40-18)

                      18" - 60" ASTM A283 / A 283M Grade C Steel

Center Rings: 1.5" - 12" ASTM A53 Grade A Steel

                          14" - 60" ASTM A283 / A283M Grade C Steel

Gaskets:  EPDM Compounded for Water and Sewerage, Meets International standards for contact with drinking water

Bridge: AISI 304 Stainless Steel

Spherical Spacers: AISI 304L Stainless Steel

Coating: 100% Fusion bonded epoxy for enhanced corrosion protection. Nominal thickness 14 Mil.

Nuts and Bolts: AISI 304 Stainless Steel, Rolled thead and anti-galling coating