Textron Systems · Electronic Components
8477-203003-1
Cover, Junction Box
Part Number8477-203003-1
ManufacturerTextron Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-460-5045 (NSN)
Federal Item NameCOVER,JUNCTION BOX
Federal Supply Class5975 — Electrical Hardware and Supplies
Distance From Center Of Mounting H0.225 INCHES NOMINAL
Cover Attachment MethodBOLTS
Style DesignatorRECTANGULAR-FLAT SIDE-END-CORNER MOUNTED
Overall Length4.825 INCHES MINIMUM AND 4.835 INCHES MAXIMUM
MaterialALUMINUM ALLOY 6061 OVERALL
Surface TreatmentANODIZE OVERALL
Overall Width3.405 INCHES MINIMUM AND 3.415 INCHES MAXIMUM
Second Center To Center Distance B1.475 INCHES MINIMUM AND 1.485 INCHES MAXIMUM
Cover Mounting Hole Quantity10
First Center To Center Distance Be1.455 INCHES MINIMUM AND 1.465 INCHES MAXIMUM
Mounting Hole Diameter0.177 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 8477-203003-1 available?
We can source 8477-203003-1 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 8477-203003-1 by Textron Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8477-203003-1 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 8477-203003-1?
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 8477-203003-1?
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.