Naval Ship Systems Command · Electronic Components
SYM603NM
Distribution Box
Part NumberSYM603NM
ManufacturerNaval Ship Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-01-489-0387 (NSN)
Federal Item NameDISTRIBUTION BOX
Federal Supply Class6110 — Electrical Control Equipment
MaterialALUMINUM ALLOY
Overall Height14.156 INCHES NOMINAL
Overall Width14.156 INCHES NOMINAL
Style DesignatorRECTANGULAR, SURFACE MOUNTING
Unthreaded Mounting Hole Diameter0.500 INCHES NOMINAL
Mounting MethodUNTHREADED HOLE(S)
Overall Depth4.250 INCHES NOMINAL
Vendor Part Numbers320-7425443 ITEM NO. 1
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 SYM603NM available?
We can source SYM603NM 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 SYM603NM by Naval Ship Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SYM603NM 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 SYM603NM?
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 SYM603NM?
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.