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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-640170
Capacitor, Fixed, Electrolytic
Part NumberSM-B-640170
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-115-8119 (NSN)
Federal Item NameCAPACITOR,FIXED,ELECTROLYTIC
Federal Supply Class5910 — Capacitors
Reliability IndicatorNOT ESTABLISHED
Electrical PolarizationPOLARIZED
Nonderated Continuous Voltage Rati40.0 DC SINGLE SECTION
Anode TypePLAIN FOIL
Body Diameter0.394 INCHES NOMINAL
Impedance At Minimum Operating Tem32.0
Capacitance Value Per Section50.000 MICROFARADS SINGLE SECTION
Body Length0.709 INCHES NOMINAL
Tolerance Range Per Section-10.00 TO 50.00 PERCENT SINGLE SECTION
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Terminal Diameter0.031 INCHES NOMINAL
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 SM-B-640170 available?
We can source SM-B-640170 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 SM-B-640170 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-B-640170 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 SM-B-640170?
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 SM-B-640170?
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.