| HM1S42TSR000H6LF |  | Amphenol Communications Solutions | 4 Row Signal Receptacle, Straight, Solder-to-Board, 48 position | PDF |  | 
| HM1S42TRR000H6LF |  | Amphenol Communications Solutions | 4 Row Signal Receptacle, Straight, Solder-to-Board, 48 position | PDF |  | 
| 64991-S42-4 |  | Amphenol Communications Solutions | BergStikĀ® 2.54mm, Board To Board, Vertical 2 Row Guide Pin Header 84 Positions 2.54mm Pitch 0.38um (15u\\.) Gold Mating plating. | PDF |  | 
| 64991-S42-4LF |  | Amphenol Communications Solutions | BergStikĀ® 2.54mm, Board To Board, Vertical 2 Row Guide Pin Header 84 Positions 2.54mm Pitch 0.38um (15u\\.) Gold Mating plating. | PDF |  | 
| 64991-S42-4RLF |  | Amphenol Communications Solutions | BergStikĀ® 2.54mm, Board To Board, Vertical 2 Row Guide Pin Header 84 Positions 2.54mm Pitch 0.38um (15u\\.) Gold Mating plating. | PDF |  |