Image 1 of 1 Solid Hub Coupling - Flange 4" | Bore 1.375" | M-Pilot Dia 2.5" | 4 Bolt - .375 $132.62 Solid Hub Coupling - Flange 4" | Bore 1.375" | M-Pilot Dia 2.5" | 4 Bolt - .375 Quantity: Add To Cart Added! Solid Hub Coupling - Flange 4" | Bore 1.375" | M-Pilot Dia 2.5" | 4 Bolt - .375 You Might Also Like Quick View 5" OD Flange x 3 1/2" D x 3 1/4" $135.04 Quick View 4" Solid Coupling for 3/4" Shaft $134.30 Quick View Solid Hub Coupling - Flange 4" | Bore 0.875" $132.62 Quick View Coupling Type, Solid ; Shaft Size, 1-1/4 inch ; Flange Diameter, 3.945 inch. $141.63 Quick View Solid Hub Coupling - Flange 5.75" | Bore 1.50" | F-Pilot Dia 3.0" | 6 Bolt - $418.77