How do the Molex 3929 Series variants differ?

Molex 3929 Series part numbers differ by contact finish - mating, contact finish thickness - mating, contact length - post and insulation height. Use the selection guide above to pick by contact finish - mating.

How many Molex 3929 Series part numbers are listed?

125 Molex 3929 Series part numbers are listed, each with specifications and a datasheet where available.

Molex 3929 Series

125 variants · Molex

About the Molex 3929 Series

The Molex 3929 Series series groups 125 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share 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 length - post, so you can match the exact contact finish - mating your application requires using the selection guide below.

Select a variant by

Contact finish - mating: Gold · Tin
Contact finish thickness - mating: 30.0µin (0.76µm) · 100.0µin (2.54µm)
Contact length - post: 0.138\" (3.50mm) · 0.142\" (3.60mm)
Insulation height: 0.378\" (9.60mm) · 0.504\" (12.80mm)
Material flammability rating: UL94 V-0 · UL94 V-2
Mounting type: Through Hole · Through Hole, Right Angle
Package: Bag · Bulk
Positions: 2 · 4 · 6 · 8 · 10 · 12 · 18 · 20 · 24

Shared specifications

Applications: General Purpose, Industrial, Telecommunications
Connector type: Header
Contact finish - post: Tin
Contact finish thickness - post: 100.0µin (2.54µm)
Contact material: Brass
Contact shape: Square
Fastening type: Locking Ramp
Gender: Male Pin
Insulation color: Natural
Insulation material: Polyamide (PA66), Nylon 6/6
Row spacing - mating: 0.165\" (4.20mm)
Rows: 2

Variant comparison

Parameter	39290023	39290043	39290063	39290083	39290103	39290123
Contact finish - mating	Gold	Gold	Gold	Gold	Gold	Gold
Contact finish thickness - mating	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)
Contact length - post	0.138\" (3.50mm)	0.138\" (3.50mm)	0.138\" (3.50mm)	0.138\" (3.50mm)	0.138\" (3.50mm)	0.138\" (3.50mm)
Insulation height	0.504\" (12.80mm)	0.504\" (12.80mm)	0.504\" (12.80mm)	0.504\" (12.80mm)	0.504\" (12.80mm)	0.504\" (12.80mm)
Material flammability rating	UL94 V-2	UL94 V-2	UL94 V-2	UL94 V-2	UL94 V-2	UL94 V-0
Mounting type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package	Bulk	Bulk	Bulk	Bulk	Bulk	Bag
Positions	2	4	6	8	10	12

Request a quote on any Molex 3929 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 3929 Series variants differ?: Molex 3929 Series part numbers differ by contact finish - mating, contact finish thickness - mating, contact length - post and insulation height. Use the selection guide above to pick by contact finish - mating.
How many Molex 3929 Series part numbers are listed?: 125 Molex 3929 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Molex 3929 Series?: Request a quote (RFQ) for any Molex 3929 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.