
1731120080
Molex
7 variants · Molex
The Molex 1731 Series series groups 7 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common contact finish of Gold, contact material of Copper Alloy and features of -. Variants differ by contact finish thickness, contact form and contact size, so you can match the exact contact finish thickness your application requires using the selection guide below. All listed Molex 1731 Series part numbers are active and orderable.
| Parameter | 1731120080 | 1731120084 | 1731120086 | 1731120209 | 1731120331 | 1731120431 |
|---|---|---|---|---|---|---|
| Contact finish thickness | 31.5µin (0.80µm) | 31.5µin (0.80µm) | 31.5µin (0.80µm) | 8.00µin (0.203µm) | 31.5µin (0.80µm) | 4.0µin (0.10µm) |
| Contact form | Machined | Machined | Machined | Machined | Machined | Machined |
| Contact size | - | - | - | 20 | - | - |
| Contact termination | Solder, PCB | Solder, PCB | Solder, PCB | Crimp | Crimp | Crimp |
| Gender | Female Socket, Right Angle | Female Socket | Female Socket | Female Socket | Female Socket | Male Pin |
| Termination finish | Tin | Tin | Tin | - | - | - |
| Termination finish thickness | 200.0µin (5.08µm) | 200.0µin (5.08µm) | 200.0µin (5.08µm) | - | - | - |
Request a quote on any Molex 1731 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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