3 Com Corporation · Electronic Components
3CS7903E
Chassis, Electrical-Electronic Eq
Part Number3CS7903E
Manufacturer3 Com Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-578-8282 (NSN)
Federal Item NameCHASSIS,ELECTRICAL-ELECTRONIC EQ
Federal Supply Class5975 — Electrical Hardware and Supplies
Style DesignatorCLOSED ENDS AND SIDES W/FLANGED BOTTOM PLATE
Overall Width29.2 MILLIMETERS NOMINAL
Overall Depth16.7 MILLIMETERS NOMINAL
Overall Height44.1 MILLIMETERS NOMINAL
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 3CS7903E available?
We can source 3CS7903E 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 3CS7903E by 3 Com Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3CS7903E 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 3CS7903E?
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 3CS7903E?
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.