Kochek Piston Intake Relief Valve

Features and Specifications:

• Conforms to N.F.P.A. standards

Storz/thread combinations

Incorporate a quick-connection

Fast but controlled valve opening

Air bleeder

Relief valve

45° inlet provides smooth water flow for reduced friction loss

Stainless Steel Piston Intake Relief Valves:

• Measures: 8"W x 17-½"H
• Extension: 10-½"
• Weight: 27 lbs
• Burst Pressure: Minimum 600 psi

Aluminum Piston Intake Relief Valves

• Wider body results in substantial reduction in friction loss
• Special aluminum alloy results in greater corrosion resistance
• Wider body design than design steel version
• Measures: 7-¾"W x 16-¾"H
• Extension: 10-¼"
• Weight: 25 lbs

Fits threads:

• 4" STZ x 4" NH
• 4" STZ x 4-½ NH
• 4" STZ x 5" NH
• 4" STZ x 6" NH
• 5" STZ x 4" NH
• 5" STZ x 4-½" NH
• 5" STZ x 5" NH
• 5" STZ x 6" NH

Know the latest and newest product at bidformaterials.com for more details and informations regarding fire protection supplies.