... 7*12.4/14.6 ,this seal is for MF agriculture tractors.OEM number is 2418F475,material is Viton/ACM ... Viton oil seals for perkins engine,this seal is for MF agriculture tractors.OEM number is 2418F475,material is Viton/ACM ... .This seal is for MF agriculture tractors,Perkins engine,size is 133.3*158. ... 0.4302418F43657.15*76.27*7.93/12.7 MF agriculture tractors shaft oil seal