Ruland DCSK26-19MM-1/2"-A, 19mm X 1/2" Single Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" (41.3Mm) OD, 1.563" (39.7Mm) Length

Ruland MBCK33-14-14-A, 14mm X 14mm Bellows Coupling With Keyways, High Stiffness, Aluminum, 33.3Mm, OD 43.2mm Length

Ruland SCC-22-22-SS, 1-3/8" X 1-3/8" Rigid Coupling, 303 Stainless Steel, Set Screw Style With Keyway, 2 1/2" OD, 3 5/8" Length

Ruland JCC21-6-A, 3/8" Jaw Coupling Hub, Aluminum, Clamp Style With Keyway, 1.313" OD, 0.590" Length

Ruland MDCDK51-25-15-A, 25mm X 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 50.8mm OD, 64.0mm Length

Set Screw Coupling W/Keyway, 1-1/8", Black Oxide Steel With Keyway, RC-112-KW

68514441968 | Lovejoy 68514441968 Jaw Hub Coupling L090 22mm Keyed 6x2.8mm KW

Set Screw Coupling W/Keyway, 1", Stainless Steel With Keyway, RC-100-S-KW

Climax Metal, Metric Set Screw Coupling W/Keyway, MRC-20-KW4H@90, Black Oxide, 20mm

Metric One-Piece Standard Clamping Couplings W/Keyway, 35Mm, Black Oxide Steel, MISCC-35-35-KW

Metric Two-Piece Standard Clamping Couplings W/Keyway, 12Mm, Black Oxide Steel, 2MISCC-12-12-KW

Climax Metal, Metric Set Screw Coupling W/Keyway, MRC-15-SKW4H@90, Stainless Steel, 15mm

Two-Piece Industry Standard Clamping Couplings W/Keyway, 2", Black Oxide Steel, 2ISCC-200-200KW