Support and stabilization foot (1; 100; 150; 200) of heavy loads such a, particularly, industrial machines, comprising: - a main load bearing body (2; 101; 151; 201) which, in applicative conditions, is suitable to insist on a reference surface and to be firmly coupled with a base framework of a heavy load through fastening means (3; 102; 152); - translation means (4; 103; 153; 203) coupled with said main load bearing body (2; 101, 151; 201) and operatively connected with actuation means (5; 104; 154; 204), coupled with said main load bearing body (2; 101; 151; 201) and suitable to be handled by the operator to position said translation means (4; 103; 153; 203) between a rest position, in which said translation means (4; 103, 153; 203) are totally contained into the overall dimensions defined by said main load bearing body (2; 101; 151; 201), and an operating position in which said translation means (4; 103; 153; 203) firmly remain projecting inferiorly and at least partly from said main load bearing body (2; 101, 151; 201) and are in contact with said reference surface to allow the operator immediate manual moving of said heavy load, characterized in that said translation means (4; 103; 153; 203) are coupled with said main load bearing body (2; 101; 151; 201) through constrain means (6; 155; 205) and are arranged at a central housing 7; 120; 157; 207) communicating with the outside and made starting from the lower surface (2a; 101a) of said main body (2; 101, 151; 201), said translation means (4; 103; 153) being totally contained in said central housing (7; 120, 157; 207) when they take said rest position, wherein said actuation means (104; 204) comprise a transverse pin (105; 209) at least partly inserted into a longitudinal slot made in said main load bearing body (101; 201) and movable at least between a passive position, in which said transverse pin (105; 209) is averted from said translation means (103; 203) in such a way that said translation means (103; 203) take said rest position, and an active position, in which the outer wall of said transverse pin (105; 209) cooperates with said translation means (103; 203) keeping them in said operating position, at least partly projecting from said lower surface of said main load bearing body (101; 201). - a main load bearing body (2; 101; 151; 201) which, in applicative conditions, is suitable to insist on a reference surface and to be firmly coupled with a base framework of a heavy load through fastening means (3; 102; 152); - translation means (4; 103; 153; 203) coupled with said main load bearing body (2; 101, 151; 201) and operatively connected with actuation means (5; 104; 154; 204), coupled with said main load bearing body (2; 101; 151; 201) and suitable to be handled by the operator to position said translation means (4; 103; 153; 203) between a rest position, in which said translation means (4; 103, 153; 203) are totally contained into the overall dimensions defined by said main load bearing body (2; 101; 151; 201), and an operating position in which said translation means (4; 103; 153; 203) firmly remain projecting inferiorly and at least partly from said main load bearing body (2; 101, 151; 201) and are in contact with said reference surface to allow the operator immediate manual moving of said heavy load,