Features
- Cavernous Waterway with Cast-in Flow Vane Reduces
Cavitation and Keeps Friction Loss to 3 psi at 2000 gpm
(20 kPa at 7600 lpm)
- Thermoplastic Polyester Resin Piston Body Eliminates
Seizing Due to Hard Water Deposits
- Sacrificial Zinc Anode Protects Body from Galvanic Corrosion
- Grease Fitting on Handwheel/Spindle Keeps Piston Lubricated and the Spindle Free From Hard Water Deposits
- Valve Extends only 11-½” from End of Intake
- Easy-to-Access Air Bleeder Valve Quickly Bleeds Air from Supply Hose
- Easily Positioned Adjustable Relief Valve Directs Overflow Water in One of Four Directions
- Meets NFPA Slow-Close Requirements
Technical Specifications
Physical Characteristics:
Body: High Strength Aluminum
Exterior: Hardcoat Anodized and Powder Coated
Interior: Hardcoat Anodized and Powder Coated
Piston: Thermoplastic Polyester Resin
Spindle: Corrosion Resistant Stainless Steel
Weight: 31 lbs. (14 Kg)
Inlet (Hose Side) Connections: 4”, 5” or 6” Storz or Female Swivel
Outlet (Truck Side) Connections: 4”, 4-½”, 5”, or 6” Female Swivel
Flow/Pressure/Friction Loss:
Maximum Working Pressure: 280 psi (1930 kPa)
Burst Pressure: 720 psi (4965 kPa)
Maximum Flow: 2000 GPM
Friction Loss: 3 psi (21kPa) 2000 GPM
Pressure Relief Valve Specification:
Type: Double Spring, Cartridge Type, Adjustable from
50 to 200 psi (345 to 1380 kPa). Factory set at 150 psi (1035 kPa).
Accessories
Storz Blind Cap with cable option. Made of lightweight high strength aluminum and includes an 18” lanyard with hook for attachment. Per NFPA 1963, a suction gasket is supplied as standard.
Part No. BS40 - Size: 4”
Part No. BS50 - Size: 5”
Part No. BS60 - Size: 6”
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