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Keystone Electronics 971 — Audio Connectors

Keystone 971 RCA Jack, Mono, 3.2mm ID, Female, R/A

MPN971
Active

Keystone Electronics phono (RCA) jack, order code 971, female, mono, 2 conductors 3 contacts, 3.20mm ID / 9.00mm OD industry recognized mating diameter, nickel-plated contacts, through-hole right-angle, solder termination, bulk package.

$1.9500Ref. price · indicative, final on quote
RoHSROHS3 Compliant
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

971 specifications
ParameterValue
MountingThrough Hole, Right Angle
Connector typePhono (RCA) Jack
Body colorSilver, Red
Body materialBrass
Contact materialBrass, Phosphor Bronze
Housing materialPolybutylene Terephthalate (PBT)
Insulation colorRed
Contact material - platingNickel
GenderFemale
PackageBulk
FeaturesBoard Lock
ShieldingUnshielded
TerminationSolder
Signal linesMono
Actual diameter0.125\" (3.18mm ID), 0.327\" (8.31mm OD)
Internal switchSingle Switch
Number of positions (Contacts)2 Conductors, 3 Contacts
Industry recognized mating diameter3.20mm ID, 9.00mm OD (RCA)

Product details

RCA phono jack, mono, 3.20 mm ID

The 971 is a female mono RCA phono jack from Keystone Electronics, accepting the standard 3.20 mm ID / 9.00 mm OD RCA plug. It carries nickel-plated brass and phosphor bronze contacts, a single internal switch, and a board lock for through-hole right-angle solder termination.

Frequently asked questions

What is the gender of the 971 RCA jack?

The 971 is a female RCA phono jack, accepting a male RCA plug with 3.20 mm inner diameter and 9.00 mm outer diameter.