of the invention in an embodiment as shown in fig4 b latch plate 204 has a plurality of semi spherical protrusions 422 424 that are equally spaced around the circumference of cylindrical portion 404 in the example shown the protrusions 422 are vertically oriented around the circumference of aperture 214 while protrusions 424 are horizontally oriented around the circumference of bore or aperture 214 the protrusions 422 424 engage or abut tabs 510 fig5 a for every 90 degrees of rotation of latch 206 fig2 as is shown and described in reference to fig5 a also aperture 214 is offset from first end 410 and second end 412 in order to accommodate varying tolerances during manufacturing i e aperture 214 is offset from a center point of the body 402 particularly the center of aperture 214 is at a height 414 from end 410 and at a height 416 from end 412 height 414 varies from height 416 and may be adjusted accordingly to accommodate varying manufacturing tolerances fig5 a 5b depict a view of latch 206 including a pair of spaced tabs 218 according to an exemplary embodiment of the invention as shown in fig5 a latch 206 has a generally oval shaped body 502 and includes a first latch portion 504 and a diametrically opposed second latch portion 506 in one non limiting example with reference to door 106 when the latch 206 is in a first orientation i e latch portions 504 506 aligned horizontally door 106 fig1 can be mounted against casing 110 fig1 as latch body 502 and latch portions 504 506 clear the opening in casing 110 fig1 and allow door 106 to be opened in this orientation i e latch assembly 102 is unlatched in another.