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MASTER SPECIFICATIONS Division 33 UTILITIES

MASTER SPECIFICATIONS Division 33 UTILITIES

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seats, bronze stem, and stem nut. 1) Standard: AWWA C509. 2) Minimum Pressure Rating: 250 psig. 3) End Connections: Push on or mechanical joint. 4) Interior Coating: Complying with AWWA C550. OS&Y, Rising-Stem, Metal-Seated Gate Valves: a. Description: Cast - or ductile -iron body and bonnet, with cast -iron double disc, bronze

  Stem, Rising

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