This connector is a Brown, 2 AWG with a length of 1.880 in (47,6 mm), a 0.307 in (7,8 mm) I.D. and a 0.416 in (10,6 mm) O.D.
3M™ Lugs and Connectors, 2015 Electrical Products Catalog - Catalog (PDF 2.1 MB)
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