Plastic Capacitors Inc. · Electronic Components
LK40-405
Capacitor, Fixed, Plastic Dielectr
Part NumberLK40-405
ManufacturerPlastic Capacitors Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-731-7607 (NSN)
Federal Item NameCAPACITOR,FIXED,PLASTIC DIELECTR
Federal Supply Class5910 — Capacitors
Reliability IndicatorNOT ESTABLISHED
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Nonderated Continuous Voltage Rati4000.0 DC SINGLE SECTION
Features ProvidedHERMETICALLY SEALED CASE AND MOUNTING HARDWARE
Terminal Height From Body1.125 INCHES NOMINAL
Body Length2.500 INCHES NOMINAL
Internal Electrical Connection TypEXTENDED FOIL
Capacitance Value Per Section1.000 MICROFARADS SINGLE SECTION
Body Width1.188 INCHES NOMINAL
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM
Tolerance Range Per Section-10.00 TO 10.00 PERCENT SINGLE SECTION
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 LK40-405 available?
We can source LK40-405 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 LK40-405 by Plastic Capacitors Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LK40-405 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 LK40-405?
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 LK40-405?
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.