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| PartNumber | 54122-111321900LF | 54122-111302200LF | 54122-111340850LF |
| Description | Headers & Wire Housings BERGSTIK STACKING | Headers & Wire Housings BERGSTIK STACKING | Headers & Wire Housings 578-5NPF-BERGSTIK STR |
| Manufacturer | FCI / Amphenol | FCI / Amphenol | Amphenol FCI |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Rectangular - Board to Board Connectors - Board Spacers, Stackers |
| RoHS | Y | Y | - |
| Tradename | BergStik | BergStik | - |
| Brand | Amphenol FCI | Amphenol FCI | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 50 | 50 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 54122111321900LF | 54122111302200LF | - |
| Color | - | - | Black |
| Series | - | - | BERGSTIKR, MezzSelect, Basics+ |
| Packaging | - | - | Bulk |
| Termination | - | - | Solder |
| Mounting Type | - | - | Through Hole |
| Number of Positions | - | - | 34 |
| Pitch | - | - | 0.100" (2.54mm) |
| Number of Rows | - | - | 2 |
| Row Spacing | - | - | 0.100" (2.54mm) |
| Length Overall | - | - | 1.225" (31.12mm) |
| Length Post Mating | - | - | 0.770" (19.57mm) |
| Length Stack Height | - | - | 0.335" (8.50mm) |
| Length Tail | - | - | 0.120" (3.05mm) |
| Contact Finish Post Mating | - | - | Gold, GXT |
| Contact Finish Thickness Post Mating | - | - | 30μin (0.76μm) |