MIL-SPEC · Electronic Components
LS139G
Loudspeaker Assembly
Part NumberLS139G
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-391-0562 (NSN)
Federal Item NameLOUDSPEAKER ASSEMBLY
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Individual Loudspeaker Quantity2
Mounting TypePANEL
Usage DesignINDOOR
Surface TreatmentPAINTED MOUNTING
Overall Depth6.250 INCHES NOMINAL
Unit TypePERMANENT MAGNET
Overall Width8.719 INCHES NOMINAL
Individual Loudspeaker Audio Power6.0 WATTS
Overall Length19.000 INCHES NOMINAL
Mounting ConfigurationEIGHT 1/4 IN. BY 29/64 IN. MTG SLOTS IN TWO ROWS OF FOUR SLOTS,EA 18-1/4 IN. APART,SLOTS ARE 1-3/4 IN. BY 2-1/4 IN. BY 1
Vendor Part NumbersLS-139G, 2153-AY1-D
Cancelled NSN5965-00-324-2414 (cancelled)
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 LS139G available?
We can source LS139G 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 LS139G by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LS139G 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 LS139G?
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 LS139G?
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.