One New Aftermarket Replacement O-Ring Fits John Deere (Fits JD) Tractors and MoreThis aftermarket replacement R394R O-ring is a round cross-section sealing ring designed to prevent leakage of fluids or gases between mating components. It meets the standard AN/AS size 112, Code A specification and is suitable for use across a wide range of Fits John Deere (Fits JD) agricultural equipment including tractors, combines, and implements.Specifications Inside Diameter: 12.37 mm (0.487 in) Nominal Section: 2.62 mm (0.103 in) Standard Number: Size 112, Code A Durometer: 75 (optimal flexibility and durability) Material: General-purpose rubber (H4C) Compatible ModelsFits John Deere Tractors: 1520, 2520, 3020, 4000, 4020, 4520, 5020Fits John Deere Combines: 3300Fits John Deere Synchronous Thinner: 100KFits John Deere Integral Moldboard Plow: F325Additional Fits John Deere Models (verify application before ordering): 252Replaces Part Number(s):R394R, R65287Aftermarket Interchange NumbersA-R394R, A-112N, 112NNew aftermarket replacement part - not remanufactured, not used.