MIL-SPEC · Electronic Components
M-43/U
Microphone, Dynamic
Part NumberM-43/U
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-295-8965 (NSN)
Federal Item NameMICROPHONE,DYNAMIC
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Connector Manufacturer Code98825
Impedance Rating150.0 OHMS NOMINAL
Output Sensitivity Rating In Decib-64.0
Cable Conductor Quantity2
Output Sensitivity Rating Referenc10 DYNES PER SQ CENTIMETER
Extended Cable Length15.0 FEET NOMINAL
Frequency Response Range In Hertz+150.0 TO 4500.0
Diameter3.000 INCHES NOMINAL
Switch TypePUSH
Electrical Connection TypeINTEGRAL CABLE
Test Data Document81349-MIL-M-1101 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Cancelled NSN5965-00-164-7320 (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 M-43/U available?
We can source M-43/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 M-43/U by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M-43/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 M-43/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 M-43/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.