Gruvlok® 2-piece large diameter standard groove couplings in both rigid and flexible styles
- Uses standard grooves (conforming to AWWA C-606)
- No special grooves or grooving tools needed
- Pressures to 350 P.S.I. on cut or roll grooved pipe with a wall thickness of 0.250" or greater
- No special fittings needed
- No special valves needed
- Up to 23% less weight than competitive models
- Sizes: 14" through 24" in Flexible: Figure 7001-2
The Figure 7401-2 Rigidlok Coupling with a Pre-Lubricated Grade “E” EPDM, Type “A” gasket (coupling is easily identified by purple nuts) is intended for use in fire protection systems installed in accordance with NFPA Standard 13 “Sprinkler Systems.”
7401-2 Rigidlok Coupling Submittal
7401 RigidLOK® Coupling
COOPLOK Lightweight Rigid Coupling with Triple Seal Gasket
COOPLOK Standard Weight Rigid Coupling with Triple Seal Gasket
COOPLOK High Pressure Rigid Coupling with “C” Gasket
7400 Rigidlite® Coupling
472 Stainless Steel Rigid Coupling
COOPLOK Reducing Coupling
770 Rigid Coupling
74 SlideLOK® Ready for Installation Coupling
Standard Weight Rigid Coupling with “C” Gasket