MIL-SPEC · Electronic Components
CR6U5900KC
Crystal Unit, Quartz
Part NumberCR6U5900KC
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-129-5914 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Style DesignatorRECTANGULAR BODY, PIN TERMINALS
Overall Length1.578 INCHES MINIMUM AND 1.608 INCHES MAXIMUM
Body Length1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM
Specified Frequency5.900 MEGAHERTZ
Operating Temp Range-40.0 TO 70.0 CELSIUS
Center To Center Distance Between0.486 INCHES NOMINAL
Overall Thickness0.407 INCHES MINIMUM AND 0.447 INCHES MAXIMUM
Terminal Length0.468 INCHES NOMINAL
Terminal Diameter0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM
Frequency Tolerance For Operating-0.020 TO 0.020
Mode Of OscillationFUNDAMENTAL
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 CR6U5900KC available?
We can source CR6U5900KC 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 CR6U5900KC by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR6U5900KC 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 CR6U5900KC?
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 CR6U5900KC?
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.