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Tuf-Lok™ Ring Grip Pipe Couplings
Series 689

Dimensions & Specifications

Tuf-Lok Ring Grip Pipe Coupling Series 688/698 Drawing
Tuf-Lok Ring Grip Pipe Couplings Series 689
Tuf-Lok Ring Grip Pipe Couplings Series 688 Specifications
* Working pressure and end load are total, including equivalent loads based on
coupling properly assembled.

Specifications subject to change. 

Tuf-Lok Pipe Couplings
Ring Grip Series 689, 688 & 698
Bulletin 001019-8
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