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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-A-776983
Oscillator, Crystal Controlled
Part NumberSM-A-776983
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-054-8663 (NSN)
Federal Item NameOSCILLATOR,CRYSTAL CONTROLLED
Federal Supply Class5955 — Crystals and Oscillators
Overall Length5.000 INCHES NOMINAL
Average Life MeasurementINDEFINITE
Overall Height2.000 INCHES NOMINAL
Overall Width2.880 INCHES NOMINAL
Maximum Continuous Operating Time1000000.0
Signal Voltage Rating Per Channel0.500 VOLTS MINIMUM OUTPUT AND 1.000 VOLTS MAXIMUM OUTPUT
Impedance Rating Per Channel50.000 OHMS OUTPUT CHANNEL
Maximum Operating Altitude Rating50000.0 FEET
Operating Temp Range-25.0 TO 150.0 FAHRENHEIT
Frequency Per Channel5.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL
Basic Shape StyleRECTANGULAR OR SQUARE
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 SM-A-776983 available?
We can source SM-A-776983 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-A-776983 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-A-776983 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-A-776983?
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-A-776983?
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.