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Apm Hexseal Corp.  · Electronic Components

NHP3030B

Boot, Dust And Moisture Seal

Part NumberNHP3030B
ManufacturerApm Hexseal Corp.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameBOOT,DUST AND MOISTURE SEAL
Federal Supply Class5930 — Switches
Thread Length0.250 INCHES NOMINAL
Thread SeriesUNEF
Opening Inside Diameter0.375 INCHES NOMINAL
Mounting MethodINTEGRAL THREADED NUT
Sealing MethodMECHANICAL
Style DesignatorTHRU-HOLE
Base Thread LocationINTERNAL
Nominal Thread Size0.625 INCHES
MaterialRUBBER SILICONE BODY
Width Across Flats0.750 INCHES NOMINAL
Thread Quantity Per Inch24
Vendor Part Numbers1878899-1
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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

Frequently asked

Is NHP3030B available?
We can source NHP3030B 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 NHP3030B by Apm Hexseal Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If NHP3030B 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 NHP3030B?
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 NHP3030B?
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.