Home /
Catalog / US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir / SM-D-447137
US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-D-447137
Capacitor, Variable, Air Dielectri
Part NumberSM-D-447137
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-973-2489 (NSN)
Federal Item NameCAPACITOR,VARIABLE,AIR DIELECTRI
Federal Supply Class5910 — Capacitors
Body StylePLATE-MESHING
Overall Width1.318 INCHES NOMINAL
Capacitance Range In Picofarads+0.0 TO 57.5 FIRST SECTION
Adjustment Device Drive Type And Q1 SHAFT
Unthreaded Mounting Hole Diameter0.166 INCHES NOMINAL
Overall Length3.969 INCHES NOMINAL
Overall Height1.255 INCHES NOMINAL
Shaft TypeROUND SINGLE SHAFT
Precious MaterialGOLD AND SILVER
Tuning CharacteristicSTRAIGHT LINE CAPACITY SINGLE SECTION
Precious Material And LocationPIN SURFACES GOLD AND FRAME MEMBERS,PLATES,SHAFT,AND COVER SURFACES SILVER
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-D-447137 available?
We can source SM-D-447137 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-D-447137 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-D-447137 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-D-447137?
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-D-447137?
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.