AWWA
AWWA is the world's largest organization of water supply professionals, representing the entire industry spectrum of treatment plant operators and managers, scientists, environmentalists, manufacturers, academicians, regulators, and utilities. AWWA standards cover hundreds of products and procedures.
AWWA C508-01
Swing-Check Valves for Waterworks Service, 2 In. (50 mm) Through 24 In.( 600 mm) NPS
$33.00 $65.00
AWWA C508-09
Swing-Check Valves for Waterworks Service, 2 In. (50 mm) Through 24 In.( 600 mm) NPS
$41.00 $81.00
AWWA C508-09a-11
Addenda to ANSI/AWWA C508-09: Standard for Swing-Check Valves for Waterworks Service, 2 In. (50 mm)
$5.00 $10.00
AWWA C508-93
Swing-Check Valves for Waterworks Service, 2 in. (50mm) Through 24 in. (600mm) NPS (includes addend
$20.00 $40.00
AWWA C509-94
Resilient-Seated Gate Valves for Water-Supply Service (includes addendum C509a-95)
$23.00 $45.00
AWWA C512-04
Air Release, Air/Vacuum, and Combination Air Valves for Waterworks Service
$33.00 $65.00
AWWA C512-07
Air Release, Air/Vacuum, and Combination Air Valves for Waterworks Service
$40.00 $79.00