Air Force Lifecycle Management Center Electronic Components (Aflcmc/Ezss) · Electronic Components
66C843
Shield, Microphone
Part Number66C843
ManufacturerAir Force Lifecycle Management Center Electronic Components (Aflcmc/Ezss)
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-755-4572 (NSN)
Federal Item NameSHIELD,MICROPHONE
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES
Style DesignatorIRREGULAR
Overall Length4.500 INCHES NOMINAL
MaterialPLASTIC
Distance Between Mounting Facility1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Overall Height2.500 INCHES NOMINAL
Accommodated Item Securing DeviceFRICTION FASTENER
Unthreaded Mounting Hole Diameter0.250 INCHES NOMINAL ALL MOUNTING FACILITIES
Overall Width4.000 INCHES NOMINAL
Vendor Part Numbers21551, 10326G-03, MX-2053A/U
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 66C843 available?
We can source 66C843 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 66C843 by Air Force Lifecycle Management Center Electronic Components (Aflcmc/Ezss) obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 66C843 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 66C843?
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 66C843?
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.