MIL-SPEC · Electronic Components
M5423/14-03
Boot, Dust And Moisture Seal
Part NumberM5423/14-03
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-101-7777 (NSN)
Federal Item NameBOOT,DUST AND MOISTURE SEAL
Federal Supply Class5930 — Switches
Test Data Document81349-MIL-B-5423 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Distance From Inside Opening To Ba0.750 INCHES NOMINAL
Base Overall Length2.000 INCHES NOMINAL
MaterialRUBBER SILICONE BODY
Style DesignatorTHRU-HOLE
Mounting MethodUNTHREADED HOLE(S)
Features ProvidedCOMPONENT SWITCH
Base Width3.156 INCHES NOMINAL
Center To Center Distance Between2.062 INCHES NOMINAL
Mounting Hole Diameter0.160 INCHES NOMINAL
Overall Width3.656 INCHES NOMINAL
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 M5423/14-03 available?
We can source M5423/14-03 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 M5423/14-03 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M5423/14-03 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 M5423/14-03?
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 M5423/14-03?
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.