SPROCKET / HUB 2 SIDE. Sprocket cast metal, square hole, 13T. .65" X .65"ID, 5.25"OD. Used on Planter Hopper Fertilizer 600 Series pull type. Casting number 319127 . 600 Series UNIT PLANTERS -...
SPROCKET/HUB 2 SIDE 10T D-shaped ID, 1.40" X 1.43" ID, width is 1.27" x 4.10"OD. Casting number 343908. SPROCKET, driving (10T) (F/50 & 500 SERIES PLANTERS).
Sprocket 10T, .75"ID x 4.12"OD. One database shows 70316595 superseding to 70323940 , which I inventoried earlier. The hub configuration is somewhat different, so please look at the pictures...