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Bae Systems Information And Electronic Systems Integration Inc.  · Electronic Components

666163-693

Crystal Unit, Quartz

Part Number666163-693
ManufacturerBae Systems Information And Electronic Systems Integration Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Mode Of OscillationFUNDAMENTAL
Shunt Capacitance In Picofarads4.5 MAXIMUM
Style DesignatorOVAL BODY, WIRE LEADS
Center To Center Distance Between0.267 INCHES MINIMUM AND 0.283 INCHES MAXIMUM
Equivalent Resistance Value In Ohm300.0 MAXIMUM
Operating Temp Range-28.0 TO 75.0 CELSIUS
Frequency Tolerance For Operating-0.003 TO 0.003
Body Thickness0.194 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
Overall Width0.565 INCHES MAXIMUM
Terminal Length1.500 INCHES NOMINAL
Terminal Diameter0.016 INCHES MINIMUM AND 0.027 INCHES MAXIMUM
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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

Frequently asked

Is 666163-693 available?
We can source 666163-693 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 666163-693 by Bae Systems Information And Electronic Systems Integration Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 666163-693 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 666163-693?
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 666163-693?
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.