39310020
Molex
2Mini-Fit Jr 5566Board to Cable/Wire
Ref. price$0.79
Lead time on requestGet quote ›
Molex 3931 Series
17 variants · Molex
About the Molex 3931 Series
The Molex 3931 Series series groups 17 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common applications of General Purpose, Industrial, Telecommunications, connector type of Header and contact finish - post of Tin. Variants differ by contact finish - mating, contact finish thickness - mating and contact finish thickness - post, so you can match the exact contact finish - mating your application requires using the selection guide below. All listed Molex 3931 Series part numbers are active and orderable.
Select a variant by
- Contact finish - mating
- Gold · Tin
- Contact finish thickness - mating
- 30.0µin (0.76µm) · 35.4µin (0.90µm)
- Contact finish thickness - post
- 35.0µin (0.90µm) · 100.0µin (2.54µm)
- Material flammability rating
- UL94 V-0 · UL94 V-2
- Positions
- 2 · 6 · 8 · 10 · 12
Shared specifications
- Applications
- General Purpose, Industrial, Telecommunications
- Connector type
- Header
- Contact finish - post
- Tin
- Contact length - post
- 0.138\" (3.50mm)
- Contact material
- Brass
- Contact shape
- Square
- Fastening type
- Locking Ramp
- Gender
- Male Pin
- Insulation color
- Natural
- Insulation height
- 0.504\" (12.80mm)
- Insulation material
- Polyamide (PA66), Nylon 6/6
- Mounting type
- Through Hole
Variant comparison
| Parameter | 39310020 | 39310027 | 39310028 | 39310060 | 39310067 | 39310068 |
|---|---|---|---|---|---|---|
| Contact finish - mating | Tin | Gold | Gold | Tin | Gold | Gold |
| Contact finish thickness - mating | 35.4µin (0.90µm) | 30.0µin (0.76µm) | 30.0µin (0.76µm) | 35.4µin (0.90µm) | 30.0µin (0.76µm) | 30.0µin (0.76µm) |
| Contact finish thickness - post | 35.0µin (0.90µm) | 100.0µin (2.54µm) | 100.0µin (2.54µm) | 35.0µin (0.90µm) | 100.0µin (2.54µm) | 100.0µin (2.54µm) |
| Material flammability rating | UL94 V-0 | UL94 V-2 | UL94 V-0 | UL94 V-0 | UL94 V-2 | UL94 V-0 |
| Positions | 2 | 2 | 2 | 6 | 6 | 6 |
Request a quote on any Molex 3931 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.
Frequently asked questions
- How do the Molex 3931 Series variants differ?
- Molex 3931 Series part numbers differ by contact finish - mating, contact finish thickness - mating, contact finish thickness - post and material flammability rating. Use the selection guide above to pick by contact finish - mating.
- How many Molex 3931 Series part numbers are listed?
- 17 Molex 3931 Series part numbers are listed, each with specifications and a datasheet where available.
- How do I get pricing and lead time for Molex 3931 Series?
- Request a quote (RFQ) for any Molex 3931 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.
