You are here: Products / Mechanical Locks / Marine Locks Marine Locks 53-Series Lock cases - stainless steel All VingCard stainless steel locks are symmetrical and have identical dimensions. This complete standardization allows for series cutting and drilling doors and frames before the type of lock, handles and escutcheons have been decided upon. An additional advantage is that lock types can be exchanged without changing the cutting and drilling. Lock case 5312/8Cylinder Lock case for heavy-duty doors Lock case 5312/8/5390Mounted Cylinder Lock case for heavy-duty doors Lock case 5316/8Cylinder Lock case Lock case 5316/8 BathroomBathroom Door Lock case Lock case 5320/8Cylinder Lock case with 20 mm latch bolt Lock case 5322/8Double Latch Lock case Lock case 5332/8Dead Latch Lock case Lock case 5336/8Latch Lock case Lock case 5341/8Cylinder Lock case with dead bolt Lock case 5341/8/5390Surface Mounted Cylinder Lock case Lock case 5382/8Cylinder Lock case with two hooks