#40 Roller Chain x 10 foot
ANSI Chain No.: #40
Length: 10 feet
Width: 5/16"

Pitch (P): 0.5 inch (12.7 mm) 
Roller Diameter (d1 max): 0.313 inch (7.95 mm) 
Width Between Inner Plates (b1 min): 0.310 inch (7.85 mm) 
Pin Diameter (d2 max): 0.156 inch (3.96 mm)
Pin Length (L max): 0.654 inch (16.60 mm)
Pin Length (Lc max): 0.701 inch (17.80 mm)

Replaces Aftermarket chain: 250-019, 185, 283-0140, 32-105, 32-106, 385, 67069411, 7-06101-1, 9317, 9318, 9589-0008-02, 9589-0010-03