Lockheed Martin · Electronic Components
4671
Circuit Card Assembly
Part Number4671
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5998-00-857-4544 (NSN)
Federal Item NameCIRCUIT CARD ASSEMBLY
Federal Supply Class5998 — Circuit Card Assemblies
Overall Height0.562 INCHES NOMINAL
Overall Width4.000 INCHES NOMINAL
Overall Length4.380 INCHES NOMINAL
Fifth Hole Spacing0.580 INCHES NOMINAL
First Hole Diameter0.141 INCHES NOMINAL
Style DesignatorFLAT, RECTANGULAR
MaterialMICA OVERALL
First Hole Spacing0.160 INCHES NOMINAL
Second Hole Spacing0.260 INCHES NOMINAL
Third Hole Diameter0.070 INCHES NOMINAL
Second Hole Diameter0.070 INCHES NOMINAL
Vendor Part Numbers12581005
ESD/EMICode A — ESD/EMI sensitive item
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 4671 available?
We can source 4671 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 4671 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4671 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 4671?
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 4671?
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.