Plastic part provided with a metal threaded element
Portal semicylindrical electrical connector
Pressure sealed connecting apparatus for conduits carrying press
Pullout resistant pipe coupling
Quick pipe coupling with inflatable seal and pin retainer
Quick-acting hose or pipe coupling
Restrained joint having elastomer-backed locking segments
Restraining gasket for mechanical joints of pipes
Retail couponing systems with improved coupon separation
Seal for irrigation valve
Sealed bulkhead fitting
Self-aligning coupling
Sewer tapping apparatus
Socket connection for pipes and pipe elements
Solids pipeline having multiple rotary connectors
Spa fitting sealing system
Stab-type coupling
Stab-type joint for smooth end or flareless pipe
Swivel flow line connector
Swivel joint for improved bearing and seal life