Part #: 64629B MSP AVIATION Clamp/Square and rectangular, size: 5 depth: 2, aluminum, chem-film (alodine) finish.
Part #: 64662B-107 MSP AVIATION CLAMP/Arinc, square, size: 3.175 x 3.175 depth: 4, aluminum, chem-film (alodine) finish. Boeing certified.