MIL-SPEC · Electronic Components
LS-158/U
Loudspeaker, Permanent Magnet
Part NumberLS-158/U
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-232-4637 (NSN)
Federal Item NameLOUDSPEAKER,PERMANENT MAGNET
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Installation DesignNONPORTABLE
Usage DesignINDOOR
Mounting Facility Thread Size And1/4-20 UNIFIED NATIONAL COARSE (UNC)
Overall Depth3.250 INCHES NOMINAL
Transducer Diameter5.000 INCHES NOMINAL
Mounting MethodTHREADED HOLE(S)
Accessory ComponentsCORD
Impedance Rating In Ohms3.2 VOICE COIL NOMINAL
Mounting Facility Quantity2
Transducer TypeCONE
Overall Diameter5.375 INCHES NOMINAL
Vendor Part NumbersSC-D-28459
Cancelled NSN5965-00-162-9052 (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 LS-158/U available?
We can source LS-158/U 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 LS-158/U by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LS-158/U 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 LS-158/U?
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 LS-158/U?
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.