MIL-SPEC · Electronic Components
CR-18/U6.450000MHZ
Crystal Unit, Quartz
Part NumberCR-18/U6.450000MHZ
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-669-4708 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Style DesignatorOVAL BODY, PIN TERMINALS
Operating Temp Range-55.0 TO 90.0 CELSIUS
Frequency Tolerance For Operating-0.005 TO 0.005
Center To Center Distance Between0.486 INCHES NOMINAL
Overall Length1.003 INCHES NOMINAL
Overall Width0.750 INCHES NOMINAL
Specified Frequency6.450 MEGAHERTZ
Terminal Length0.238 INCHES NOMINAL
Overall Thickness0.345 INCHES NOMINAL
Mode Of OscillationFUNDAMENTAL
Body Length0.756 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 CR-18/U6.450000MHZ available?
We can source CR-18/U6.450000MHZ 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 CR-18/U6.450000MHZ by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR-18/U6.450000MHZ 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 CR-18/U6.450000MHZ?
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 CR-18/U6.450000MHZ?
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.