Textron Aviation · Electronic Components
SK310-73A
Loudspeaker, Permanent Magnet
Part NumberSK310-73A
ManufacturerTextron Aviation
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-949-0234 (NSN)
Federal Item NameLOUDSPEAKER,PERMANENT MAGNET
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Terminal TypeTAB, SOLDER LUG
Style DesignatorOVAL
Mounting MethodTHREADED HOLE(S) AND UNTHREADED HOLE(S)
Installation DesignPORTABLE
Mounting Hole Diameter0.143 INCHES NOMINAL
Mounting Facility Thread Size And0.138-32 UNIFIED NATIONAL COARSE (UNC)
Usage DesignINDOOR
Overall Width1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM
Transducer Diameter1.625 INCHES NOMINAL
Center To Center Distance Between2.204 INCHES MINIMUM AND 2.234 INCHES MAXIMUM
Overall Length2.641 INCHES MINIMUM AND 2.671 INCHES MAXIMUM
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is SK310-73A available?
We can source SK310-73A even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is SK310-73A by Textron Aviation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SK310-73A has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like SK310-73A?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for SK310-73A?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.