MIL-SPEC · Electronic Components
M5423/09-14
Boot, Dust And Moisture Seal
Part NumberM5423/09-14
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-412-6919 (NSN)
Federal Item NameBOOT,DUST AND MOISTURE SEAL
Federal Supply Class5930 — Switches
Style DesignatorTHRU-HOLE
MaterialRUBBER SILICONE INSULATOR
Test Data Document81349-MIL-B-5423 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Overall Height0.239 INCHES NOMINAL
Base Inside Diameter0.375 INCHES NOMINAL
Opening Inside Diameter0.250 INCHES NOMINAL
Criticality Code JustificationFEAT
Width Across Flats0.500 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 M5423/09-14 available?
We can source M5423/09-14 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 M5423/09-14 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M5423/09-14 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 M5423/09-14?
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 M5423/09-14?
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.