How do the 3M N3431 Series variants differ?

3M N3431 Series part numbers differ by contact length - post, fastening type, insulation height and mounting type. Use the selection guide above to pick by contact length - post.

How many 3M N3431 Series part numbers are listed?

10 3M N3431 Series part numbers are listed, each with specifications and a datasheet where available.

3M N3431 Series

10 variants · 3M

About the 3M N3431 Series

The 3M N3431 Series series groups 10 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common connector type of Header, contact finish - mating of Gold and contact finish - post of Tin. Variants differ by contact length - post, fastening type and insulation height, so you can match the exact contact length - post your application requires using the selection guide below. All listed 3M N3431 Series part numbers are active and orderable.

Select a variant by

Contact length - post: 0.112\" (2.84mm) · 0.155\" (3.94mm)
Fastening type: Latch Lock/Eject Hooks, Long · Latch Lock/Eject Hooks, Short · Push-Pull
Insulation height: 0.340\" (8.64mm) · 0.680\" (17.27mm)
Mounting type: Through Hole · Through Hole, Right Angle
Overall contact length: 0.652\" (16.56mm) · 0.695\" (17.65mm)

Shared specifications

Connector type: Header
Contact finish - mating: Gold
Contact finish - post: Tin
Contact finish thickness - mating: 30.0µin (0.76µm)
Contact finish thickness - post: 200.0µin (5.08µm)
Contact length - mating: 0.240\" (6.10mm)
Contact material: Copper Alloy
Contact shape: Square
Current rating: 1.75A
Features: Keying Slot, Mounting Flange
Gender: Male Pin
Insulation color: Black

Variant comparison

Parameter	N3431-5002RB	N3431-5003RB	N3431-5202RB	N3431-5203RB	N3431-5302RB	N3431-6003RB
Contact length - post	0.112\" (2.84mm)	0.155\" (3.94mm)	0.112\" (2.84mm)	0.155\" (3.94mm)	0.112\" (2.84mm)	0.155\" (3.94mm)
Fastening type	Push-Pull	Latch Lock/Eject Hooks, Short	Latch Lock/Eject Hooks, Short	Latch Lock/Eject Hooks, Short	Latch Lock/Eject Hooks, Long	Push-Pull
Insulation height	0.340\" (8.64mm)	0.680\" (17.27mm)	0.340\" (8.64mm)	0.340\" (8.64mm)	0.340\" (8.64mm)	0.680\" (17.27mm)
Mounting type	Through Hole, Right Angle	Through Hole	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole
Overall contact length	—	0.695\" (17.65mm)	—	—	—	0.695\" (17.65mm)

Request a quote on any 3M N3431 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 3M N3431 Series variants differ?: 3M N3431 Series part numbers differ by contact length - post, fastening type, insulation height and mounting type. Use the selection guide above to pick by contact length - post.
How many 3M N3431 Series part numbers are listed?: 10 3M N3431 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for 3M N3431 Series?: Request a quote (RFQ) for any 3M N3431 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.