Lockheed Martin · Electronic Components
181A358-1
Cover, Junction Box
Part Number181A358-1
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-446-0862 (NSN)
Federal Item NameCOVER,JUNCTION BOX
Federal Supply Class5975 — Electrical Hardware and Supplies
Second Center To Center Distance B1.875 INCHES NOMINAL
Cover TypeFLAT
First Center To Center Distance Be4.370 INCHES NOMINAL
Style DesignatorDOUBLE END MOUNTED
Mounting Hole Diameter0.257 INCHES NOMINAL
Distance From Center Of Mounting H0.780 INCHES NOMINAL
Cover Opening Shape And Quantity4 ROUND
Overall Height0.064 INCHES NOMINAL
MaterialALUMINUM ALLOY 6061 OVERALL
Overall Length4.750 INCHES NOMINAL
Overall Width3.120 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 181A358-1 available?
We can source 181A358-1 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 181A358-1 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 181A358-1 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 181A358-1?
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 181A358-1?
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.