● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Lockheed Martin Corporation  · Electronic Components

39-003

Retainer, Fuse

Part Number39-003
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRETAINER,FUSE
Federal Supply Class5920 — Fuses and Lightning Arresters
Overall Length0.219 INCHES NOMINAL
Style DesignatorFLAT STRAP, STUD MOUNTING
Distance Between Mounting Facility0.210 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Mounting Stud Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit2 STUD(S) SINGLE MOUNTING FACILITY
Overall Height1.000 INCHES NOMINAL
Overall Width0.031 INCHES NOMINAL
MaterialSTEEL
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
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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 39-003 available?
We can source 39-003 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 39-003 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 39-003 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 39-003?
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 39-003?
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.