Rotating - Revolving Disc 50-Line
• 3” thru 54” valves are rated at 250 psi and
hydrostatically tested to 500 psi –ductile iron construction.
60”-72” rated at 100 psi and tested at 200 psi
• Rugged, full body thickness- more iron better resistance
to corrosion.
• Complies with AWWA C-500 latest revision.
• Selection of coatings-internally and externally- NSF-61
approved- meets AWWA C-550, protects interior and exterior
• All working parts are perfectly plain with no pockets to
collect sediment or prevent free and easy movement.
• Internal parts can not be assembled incorrectly or become
disengaged while in service.
• Revolving discs, which seat in different positions each
time the valve is operated, ensures maximum life in the most exacting
conditions.
• Extra wide disc and seat ring faces provide a large seating
area.
• The bypass valve equalizes pressure to ensure less stress
on the discs when opening/closing valve.
• Rotating disc gate valves are a time proven product. This
design has been manufactured and in service since 1908.
The
American R/D 50 Line double rotating disc
valves meet all requirements of AWWA C-500, latest revision. Click below
for more features and sample specs, or view shop drawings by selecting
a model.
Download our new brochure in PDF format
Drawings
Model 52: 3" - 12"
- Rotating Disc Flanged End Gate Valve NRS Model 52 - General Dimensions
- Rotating Disc Flanged End Gate Valve NRS Style 52 - Parts List
Model 52: 14" - 24"
- Rotating Disc Flanged End Gate Valve NRS w/Spur Gear & 2" Operating Nut. Model 52 - General Dimensions
- Rotating Disc Flanged End Gate Valve NRS w/Spur Gear & 2" Operating Nut. Model 52 - Parts List
Model 52: 16" - 24"
- Rotating Disc Flanged End Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 52 - General Dimensions
- Rotating Disc Flanged End Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 52 - Parts List
Model 52: 30" - 48"
- Rotating Disc Flanged End Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 52 - General Dimensions
- Rotating Disc Flanged End Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 52 - Parts List
Model 52: 54" - 66"
- Rotating Disc Flanged End Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 52 - General Dimensions
- Rotating Disc Flanged End Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 52 - Parts List
Model 525: 16" - 24"
- NRS Rotating Disc Gate Valve - AWWA C500 MJ x FL End w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 525 - General Dimensions
- NRS Rotating Disc Gate Valve - AWWA C500 MJ x FL End w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 525 - Parts List
Model 525: 30" - 48"
- NRS Rotating Disc Gate Valve - AWWA C500 MJ x FL End w/Bevel Gear. Model 525 - General Dimensions
- NRS Rotating Disc Gate Valve - AWWA C500 MJ x FL End w/Bevel Gear. Model 525 - Parts List
Model 55: 3" - 12"
- Rotating Disc MJ End Gate Valve NRS. Model 55 - General Dimensions
- Rotating Disc MJ End Gate Valve NRS w/Operating Nut. Model 55 - Parts List
Model 55: 16" - 24"
- Rotating Disc MJ x MJ Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 55 - General Dimensions
- Rotating Disc MJ x MJ Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 55 - Parts List
Model 55: 30" - 48"
- Rotating Disc MJ x MJ Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 55 - General Dimensions
- Rotating Disc MJ x MJ Gate Valve NRS w/Bevel Gear, Bottom By Pass & 2" Operating Nut. Model 55 - Parts List
Model 59: 3" - 12"
- Rotating Disc Flanged End OS&Y Gate Valve w/Handwheel. Style 59 - General Dimensions
- Rotating Disc Flanged End OS&Y Gate Valve w/Handwheel. Style 59- Parts List
Model 59: 14" - 24"
- Rotating Disc FL End OS&Y Gate Valve w/Bevel Gear & Handwheel. Model 59 - General Dimensions
- Rotating Disc FL End OS&Y Gate Valve w/Bevel Gear & Handwheel. Model 59 - Parts List
Model 59: 30" - 48"
- Rotating Disc FL End OS&Y Gate Valve w/Bevel Gear & Handwheel. Model 59 - General Dimensions
- Rotating Disc FL End OS&Y Gate Valve w/Bevel Gear & Handwheel. Model 59 - Parts List
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