L3 Aviation Products, Inc. · Electronic Components
SL4540
Capacitor, Fixed, Electrolytic
Part NumberSL4540
ManufacturerL3 Aviation Products, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-578-5381 (NSN)
Federal Item NameCAPACITOR,FIXED,ELECTROLYTIC
Federal Supply Class5910 — Capacitors
Features ProvidedHERMETICALLY SEALED CASE
Anode TypePLAIN FOIL
Body Diameter1.375 INCHES NOMINAL
Nominal Thread Size0.750 INCHES
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Mounting Facility Type And Quantit1 THREADED BUSHING
Body Length4.250 INCHES NOMINAL
Capacitance Value Per Section40.000 MICROFARADS SINGLE SECTION
Electrical PolarizationPOLARIZED
Mounting Facility Screw Thread SerUNF
Nonderated Continuous Voltage Rati450.0 DC SINGLE SECTION
Vendor Part NumbersC0N508
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 SL4540 available?
We can source SL4540 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 SL4540 by L3 Aviation Products, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SL4540 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 SL4540?
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 SL4540?
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.