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Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
A3178331-1
Cover, Junction Box
Part NumberA3178331-1
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-470-9958 (NSN)
Federal Item NameCOVER,JUNCTION BOX
Federal Supply Class5975 — Electrical Hardware and Supplies
Distance From Center Of Mounting H0.563 INCHES NOMINAL
First Center To Center Distance Be2.062 INCHES NOMINAL
MaterialALUMINUM ALLOY 6061 OVERALL
Overall Length2.440 INCHES NOMINAL
Second Center To Center Distance B0.750 INCHES NOMINAL
Style DesignatorDOUBLE END MOUNTED
Cover Attachment MethodUNTHREADED HOLE
Cover TypeBLANK
Mounting Hole Diameter0.195 INCHES NOMINAL
Overall Width1.880 INCHES NOMINAL
Overall Height0.125 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 A3178331-1 available?
We can source A3178331-1 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 A3178331-1 by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A3178331-1 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 A3178331-1?
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 A3178331-1?
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.