Main Shaft Nylon Locking Nut for Jeep Main Shaft Nut for Jeep 1945-1984 CJ-2A, CJ-3A, CJ-3B, CJ-5, CJ-6, 1963-1984 SJ, J-Series, 1966-1973 C101, C104 Commandos, 1950-1963 M38, M38-A1, 1956-1964 FC-150, FC-170, 1946-1965 Willys Sedan Delivery, Station Wagon, Pickup w/ Select T150, T14, T15, T18, T85, T86, T90, T98, Transmissions