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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-523287
Earphone — Headsets, Microphones, and Speakers
Part NumberSM-B-523287
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-995-2240 (NSN)
Federal Item NameEARPHONE
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Terminal LocationEXTERNAL
Earphone Element TypeMAGNETIC
Shell MaterialPLASTIC EARPHONE
Acoustic Sensitivity Reference RatNOT RATED
Mounting MethodDIAMETRICALLY OPPOSED HOLES IN OUTSIDE PERIPHERY OF CASE EARPHONE
Terminal TypeSCREW
Input Terminal TypeJACK SIGNAL
Earphone Overall Depth0.469 INCHES NOMINAL
Overall Diameter0.820 INCHES NOMINAL
Impedance Rating In Ohms600.0 NOMINAL
Body StyleEARPHONE, CIRCULAR
Vendor Part Numbers995-2240
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 SM-B-523287 available?
We can source SM-B-523287 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 SM-B-523287 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-B-523287 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 SM-B-523287?
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 SM-B-523287?
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.