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Keystone Electronics 1540-3 — Turret Terminals

Keystone 1540-3 Turret Terminal, Tin, Bulk

MPN1540-3
Active

Keystone Electronics single-end hollow turret terminal, order code 1540-3, non-insulated, brass with tin contact finish, through-hole mounting, staking flare termination, 0.093" (2.36mm) board thickness, Bulk package.

$0.5700Ref. price · indicative, final on quote
Keystone Electronics 1540-3 datasheet (PDF)
RoHSROHS3 Compliant
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

1540-3 specifications
ParameterValue
MountingThrough Hole
Terminal typeSingle End, Hollow
Mounting hole diameter0.094\" (2.39mm)
Contact materialBrass
PackageBulk
InsulationNon-Insulated
TerminationStaking Flare
Contact finishTin
Board thickness0.093\" (2.36mm)
Flange diameter0.156\" (3.96mm)
Staking side OD0.090\" (2.29mm)
Length - overall0.403\" (10.24mm)
Number of turretsSingle
Length - above board0.266\" (6.76mm)
Length - below flange0.137\" (3.48mm)
Diameter - turret head0.120\" (3.05mm)

Product details

Turret terminal, tin-plated brass, staking flare mount

The 1540-3 is a single-end hollow turret terminal from Keystone Electronics, non-insulated, with a tin-plated brass body and staking flare termination for through-hole mounting. Overall length is 0.403" (10.24mm), with 0.266" (6.76mm) above board and 0.137" (3.48mm) below flange; the turret head diameter is 0.120" (3.05mm) and the mounting hole diameter is 0.094" (2.39mm).

Board thickness and mounting fit

The terminal is designed for a board thickness of 0.093" (2.36mm) — the staking flare secures the terminal to the PCB with no additional hardware.

Frequently asked questions

What compliance documentation does Keystone Electronics provide for 1540-3?

The 1540-3 is RoHS3 compliant (per).