• Maximum working pressure depending on coupling size and schedule of pipe:
- 1" to 6" - 1000 psi (68.9 bar)
- 8" - 800 psi (55.1 bar)
- 10" & 12" - 600 psi (41.3 bar)
- 14" to 20" - 300 psi (20.6 bar)
- 24" - 250 psi (17.2 bar)
• UL Listed & FM Approved – 1" thru 12"
• All housings, gaskets and bolts identified by SCI logo
• 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
65SR 66SR 65SRTRI and 66SRTRI Standard Rigid Couplings Submittal
COOPLOK Lightweight Rigid Coupling with Triple Seal Gasket
74 SlideLOK® Ready for Installation Coupling
770 Rigid Coupling
7401-2 Gruvlok RigidLOK Coupling
7401 RigidLOK® Coupling
7401SS Stainless Steel Rigid Coupling
COOPLOK High Pressure Rigid Coupling with “C” Gasket
64 CTS SlideLOK® Ready for Installation Coupling
7400 Rigidlite® Coupling
COOPLOK Lightweight Rigid Coupling with “C” Gasket