This is an original Sears globe for the large double mantle Sears lantern that uses the tapered globe. It has the Pyrex logo that would be correct for this lantern. This globe will fit models 275, 275A, 621, 631A, 621B, 5114, 5114A, 5114B, and 5114C. It is approximately 5 1/4 inches tall. The large opening has approximately a 5 7/8 inch diameter. The smaller opening has approximately a 4 5/8 diameter.