McMaster 5016 X 1-1/8" Chain Coupling Hub

Anaco B602 3-8 1-1/2" No Hub Pipe Coupling, 4 Band USIP

Martin 6J13/8 6J X1-3/8 Sure Flex Quadra-Flex Coupling Hub 1-3/8" Keyed Bore

Lovejoy L-110 1-3/8 Jaw Coupling Hub USIP

Martin 6J13/8 6J X1-3/8 Sure Flex Quadra-Flex Coupling Hub 1-3/8" Keyed Bore

Anaco DNHHCX 8" Heavy Duty Coupling, No-Hub, Stainless Steel USIP

Lovejoy 68514411741 L110 Jaw Coupling Hub USIP

Martin MS100 1 3/8” JAW Coupling Hub Straight Jaw 1.37504 Steel