Specifications
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Head Pressures:
Low, medium, and high-pressure applications -
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Size Range:
Width: 6”-168”, Height: 6”-168” -
Frame, Yoke, & Slide Material:
Stainless steel ASTM A-240 Type 304 or 316 -
Mounting:
Direct wall mounted, wall thimble mounted, embedded channel mounted, surface channel mounted and pipe flange mounted -
Stem Material:
Stainless steel ASTM A-276 Type 304 or 316 -
Mounting Orientation:
Vertical or at an incline with oil seal assembly -
Seat Material:
Ultra-High Molecular Weight Polyethylene (UHMW) ASTM D-4020 -
Actuation:
Non-geared manual, geared manual, electric motor, 2” nut -
Sealing Material:
Neoprene ASTM D-2000, EPDM ASTM D-2000, or Viton ASTM D-1418 -
Design/Test Standard:
AWWA C-561, NSF 61 & NSF 372 certified -
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 a Self-Adjusting Seal System with Ultra‑High Molecular Weight Polyethylene (UHMW) 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.

