6-146256-0 is an AMPMODU double-row unshrouded breakaway header with solder tails and board retention tails, designed for board-to-board interconnection applications. This 80-position header features a .100 [2.54] centerline pitch with dimensions A = 3.984 [101.19] inches and B = 3.900 [99.06] inches. The header includes C dimension of .120 [3.05] inches, D dimension of .230 [5.84] inches, and E dimension of .185 [4.70] inches. The breakaway design allows customization to desired position counts, while the retention tails provide secure board mounting. This component is commonly used in electronic interconnection systems requiring reliable multi-position connections.