Specifications
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Head Pressures:
Low, Medium, and High Pressure Applications -
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Size Range:
6" - 168" -
Frame, Yoke, & Slide Material:
Stainless Steel ASTM A-240 Type 304 or 316 -
Mounting:
Wall Mount, Channel Mount (Side wall anchor or Side Wall Embedded), or Pipe Mount -
Stem Material:
Stainless Steel ASTM A-276 Type 304 or 316 -
Mounting Orientation:
Vertical or at an incline for oil seal assembly applications -
Seat Material:
Ultra High Molecular Weight Polyethylne (UHMWPE) ASTM D-4020 -
Actuation:
Non-Geared Handwheel, Bevel Gear, Electric, Electro-Hydraulic -
Sealing Material:
Neoprene ASTM D-2000, Viton ASTM D-1418, or EPDM ASTM D-2000 -
Design/Test Standard:
AWWA C-561, NSF 61, NSF 372 -
Assembly and Mounting Hardware:
Stainless Steel ASTM F-593 & F-594 Type 304 or 316
Features & Benefits
Waterman SS‑250 Series Stainless Steel Slide Gates are engineered and fabricated to deliver excellent sealing performance with superior resistance to corrosion. The gates feature Self-adjusting Seal System with Ultra‑High‑Molecular‑Weight Polyethylene (UHMWPE) guides and seating surfaces, resulting in a low coefficient of friction and reliable long‑term performance.
KEY FEATURES
- High-Strength Stainless Steel Construction
- Advanced Self-Adjusting Seal System
- Highly Configurable Design for Flexible Mounting and Operation
- Designed for Ease of Maintenance
- NSF Certified for Potable Drinking Water
The SS‑250 Series water control gates comply with NSF/ANSI 61 and NSF/ANSI 372 Drinking Water System Components – Health Effects and conform to lead content requirements for “lead‑free” plumbing as defined by California, Vermont, Maryland, and Louisiana state laws, as well as the U.S. Safe Drinking Water Act.

