Multi-Flex Seals · Electronic Components
40154
Boot, Dust And Moisture Seal
Part Number40154
ManufacturerMulti-Flex Seals
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-832-3269 (NSN)
Federal Item NameBOOT,DUST AND MOISTURE SEAL
Federal Supply Class5930 — Switches
Width Across Flats0.625 INCHES NOMINAL
Opening Inside Diameter0.250 INCHES NOMINAL
Thread SeriesUNS
Base Thread LocationINTERNAL
Thread Quantity Per Inch32
Thread Class2B
MaterialALUMINUM AND RUBBER SILICONE BODY
Thread Length0.469 INCHES NOMINAL
Style DesignatorTHRU-HOLE
Overall Height0.550 INCHES MAXIMUM
Vendor Part NumbersN03030-B, 7111X3-1, 13217E3864, N-3030-B, 10504851
Cancelled NSN2530-01-163-9909 (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 40154 available?
We can source 40154 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 40154 by Multi-Flex Seals obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 40154 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 40154?
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 40154?
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.