Cornell-Dubilier Marketing Inc. · Electronic Components
550E1203
Capacitor, Fixed, Electrolytic
Part Number550E1203
ManufacturerCornell-Dubilier Marketing Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-01-535-3038 (NSN)
Federal Item NameCAPACITOR,FIXED,ELECTROLYTIC
Federal Supply Class5910 — Capacitors
Nonderated Continuous Voltage Rati300.0 DC SINGLE SECTION
Terminal Type And Quantity2 THREADED HOLE
Nuclear Hardness Critical FeatureHARDENED
Tolerance Range Per Section-10.00 TO 50.00 PERCENT SINGLE SECTION
Body StyleW/O MTG FACILITIES, TERMINAL(S) ON ONE END
Reliability IndicatorNOT ESTABLISHED
Body Diameter1.344 INCHES MINIMUM AND 1.406 INCHES MAXIMUM
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Features ProvidedW/SAFETY VENT
Electrical PolarizationPOLARIZED
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 50.0 CELSIUS MAXIMUM
Vendor Part Numbers27-10610-3
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 550E1203 available?
We can source 550E1203 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 550E1203 by Cornell-Dubilier Marketing Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 550E1203 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 550E1203?
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 550E1203?
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.