474 Pipe-Lock
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This is a fabricated Steel sleeve restraint coupling for reducing transitions.
- Rating based on larger of the 2 OD’s: 3"-16" 350 PSI / 18"-48" 250 PSI
- Comes as a complete unit (sleeve, 2 Cam-Locks, 2 gaskets, appropriate number of studs) or as a sleeve only to use with your existing inventory
- Mechanical restraint shall be an integral part of the follower gland utilizing multiple single Tooth wedges
- Use with the Multi-Seal Gasket for more flexibility in nominal sizes 4"-12"
- Reducing transition style coupling
- Breakaway nut torque per wedge is 45 to 60 ft. lbs.
- Coupling is rated at the working pressure shown on the next page
- Longer sleeves available
Smith-Blair Pipe-Lock Joint Restraint Couplings are fabricated steel sleeve restraint couplings that can be used to connect and restrain plain end pipe to plain end pipe.
Application: A reducing coupling that joins and restrains any combination of plain-end Ductile Iron, Steel or PVC pipe.