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Molex 3138 Series

9 variants · Molex

About the Molex 3138 Series

The Molex 3138 Series series groups 9 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 Automotive, connector type of Header and contact length - post of 0.256\" (6.50mm). Variants differ by contact finish - mating, insulation color and positions, so you can match the exact contact finish - mating your application requires using the selection guide below. All listed Molex 3138 Series part numbers are active and orderable.

Select a variant by

Contact finish - mating
Gold · Silver
Insulation color
Black · Blue · Gray
Positions
56 · 66 · 73 · 80
Contact finish thickness - mating
30.0µin (0.76µm) · 74.8µin (1.90µm)

Shared specifications

Applications
Automotive
Connector type
Header
Contact length - post
0.256\" (6.50mm)
Contact shape
Square
Fastening type
Push-Pull
Gender
Male Pin
Insulation height
0.848\" (21.54mm)
Insulation material
Polybutylene Terephthalate (PBT), Glass Filled
Mounting type
Through Hole
Package
Bulk
Pitch
0.100\" (2.54mm)
Rows
4

Variant comparison

Parameter313862002313862020313872002313872014313872034313874001
Contact finish - matingGoldSilverGoldGoldSilverGold
Insulation colorGrayBlueGrayBlackBlackBlue
Positions565673737380
Contact finish thickness - mating30.0µin (0.76µm)74.8µin (1.90µm)74.8µin (1.90µm)

Request a quote on any Molex 3138 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 3138 Series variants differ?
Molex 3138 Series part numbers differ by contact finish - mating, insulation color, positions and contact finish thickness - mating. Use the selection guide above to pick by contact finish - mating.
How many Molex 3138 Series part numbers are listed?
9 Molex 3138 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Molex 3138 Series?
Request a quote (RFQ) for any Molex 3138 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants