8nickel copper alloy and steel; 37.562 in. Lg; 1.124 in. Od; w/0.875-14 inf 3a thd, 1.312 in. Lg both ends, also has 2 cross drilled holes each end, 0.218 in. Dia, 90 degrees apart, 0.218 in. From end; consists of 299358 rod 1; 947 nuts 2; 15476 cotter pin 2