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TE Connectivity AMP Connectors 85931-6 — PCB Single-Post Pins

TE 85931-6 PCB Single Post Pin – AMPMODU Mod II, Gold

MPN85931-6
Active

TE Connectivity AMPMODU Mod II, 85931-6, single post pin, 0.025" square, 15.0µinch gold, press-fit, phosphor bronze, bulk.

$0.8700Ref. price · indicative, final on quote
RoHSRoHS Compliant
SeriesAMPMODU Mod II
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

85931-6 specifications
ParameterValue
SeriesAMPMODU Mod II
MountingThrough Hole
Terminal typeSingle Post
Mounting hole diameter0.036\" ~ 0.038\" (0.91mm ~ 0.97mm)
Terminal styleSmooth
Contact materialPhosphor Bronze
PackageBulk
InsulationNon-Insulated
TerminationPress-Fit
Contact finishGold
Length - overall0.443\" (11.25mm)
Pin size - above flange0.025\" (0.64mm) Square
Pin size - below flange0.025\" (0.64mm) Square
Contact finish thickness15.0µin (0.38µm)

Product details

Single post pin for board-level interconnects

The 0.025" square profile is common for wire-wrap or stacking applications, and the gold plating supports repeated mating cycles in test or field-service environments.

Press-fit termination and board fit

Press-fit termination avoids solder and the associated thermal stress, making this pin suitable for backplane assemblies or high-reliability boards where rework is a concern. The mounting hole diameter must be held to 0.036" to 0.038" (0.91mm to 0.97mm) for proper press-fit retention — the board fab tolerance is critical here. Overall length is 0.443" (11.25mm), with the post extending equally above and below the flange for through-board connections.

Supplied in bulk packaging.

Frequently asked questions

Is 85931-6 equivalent to any other part number?

The 85931-6 is a standard AMPMODU Mod II single post pin with a 0.025" square post and 15.0µinch gold — any replacement would need to match the press-fit hole diameter and overall length.

What is the contact material and plating of 85931-6?

Phosphor bronze contact material with 15.0µinch gold plating.