• Maximum working pressure 500 psi (34.5 bar) depending on coupling size and schedule of pipe
• All housings, gaskets and bolts identified by SCI logo
• 100% magnetic particle inspection of each bolt
• Each bolt has a minimum tensile strength of 110,000 psi
• Gasket Grade E - EPDM (green stripe) -30˚F (-34˚C) to +230˚F (+110˚C)
• Gasket Grade T - Nitrile (orange stripe) -20˚F (-29˚C) to +180˚F (+82˚C)
• Gasket Grade O - Fluoroelastomer (blue stripe) +20°F (-6°C) to +300°F (+149°C)
• Ductile iron housings conform to ASTM A-536 Grade 65-45-12
• Groove dimensions to AWWA C-606
• Finishes:
- Orange enamel paint
- Hot dipped galvanized conforming to ASTM A-153
65LR 66LR COOPLOK Lightweight Rigid Coupling C Gasket Submittal
7401SS Stainless Steel Rigid Coupling
64 CTS SlideLOK® Ready for Installation Coupling
COOPLOK Standard Weight Rigid Coupling with Triple Seal Gasket
Standard Weight Rigid Coupling with “C” Gasket
7400 Rigidlite® Coupling
COOPLOK Lightweight Rigid Coupling with Triple Seal Gasket
770 Rigid Coupling
7401 RigidLOK® Coupling
7401-2 Gruvlok RigidLOK Coupling
COOPLOK High Pressure Rigid Coupling with “C” Gasket