Contact system and stack height
The 71991-322LF is the 44-position dual-row member of the Amphenol ICC (FCI) Dubox receptacle line, a board-to-board bottom- or top-entry socket with push-pull fastening.
71991-322LF
Amphenol ICC 71991-322LF Dubox Receptacle, 44 Pos, 2.54mm
MPN71991-322LF
Active
Amphenol ICC (FCI) Dubox receptacle, order code 71991-322LF, 44 positions, dual row, 0.100" (2.54 mm) pitch, gold-plated mating contacts, 30.0µin, through-hole, solder termination.
$4.1630Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
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Independent supplier — new & surplus connector stock· Listing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Series | Dubox™ |
| Type | Female Socket |
| Mounting | Through Hole |
| Connector type | Receptacle, Bottom or Top Entry |
| Fastening type | Push-Pull |
| Contact material | Phosphor Bronze |
| Insulation color | Blue |
| Insulation height | 0.275\" (6.99mm) |
| Insulation material | Thermoplastic, Glass Filled |
| Mated stacking heights | 11.04mm |
| Material flammability rating | UL94 V-0 |
| Style | Board to Board |
All specifications
| Parameter | Value |
|---|---|
| Package | Tube |
| Termination | Solder |
| Applications | Automotive, General Purpose, Industrial, Telecommunications |
| Contact shape | Square |
| Rows | 2 |
| Pitch | 0.100\" (2.54mm) |
| Positions | 44 |
| Row spacing - mating | 0.100\" (2.54mm) |
| Contact finish - post | Tin |
| Contact length - post | 0.118\" (3.00mm) |
| Contact finish - mating | Gold |
| Contact finish thickness - post | 78.7µin (2.00µm) |
| Contact finish thickness - mating | 30.0µin (0.76µm) |
Product details
Frequently asked questions
What is the mated stack height for this receptacle?
The mated stacking height is 11.04 mm.
What compliance documentation does Amphenol ICC provide for 71991-322LF?
RoHS and REACH documentation is provided with the product.