The Uni-Fit Model 4428 “Universal Flanged Coupling Adapter” features all of the the wide range advantages of the Model 4200, and joins plain-ended pipe to flanged fittings, valves, or equipment. The Model 4428 Flange offers a universal drilling pattern that will mate with either ANSI 125 / 150# flanges or Metric PN 10 / 16 Flanges.
Description:
1. Middle Ring - Ductile Iron, ASTM A536, Grade 65-45-12
2. End Ring - Ductile Iron, ASTM A536, Grade 65-45-12
3. Gasket - EPDM
4. Bolt - High Strength Zinc Coated Steel*
5. Nut - High Strength Zinc Coated Steel
6. Washer - High Coated Zinc Plated Steel
7. Coating - Fusion Bonded Epoxy Coated to 200 Microns**
8. Working Pressure: 250 psi
* Stainless Steel Type 304 Optional
** NSF 61 Approved Material
