MIL-SPEC · Electronic Components
CR15U
Crystal Unit, Quartz
Part NumberCR15U
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-132-5771 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Overall Length2.564 INCHES MINIMUM AND 2.736 INCHES MAXIMUM
Frequency Tolerance For Operating-0.010 TO 0.010
Terminal Diameter0.153 INCHES MINIMUM AND 0.159 INCHES MAXIMUM
Body Length1.986 INCHES MINIMUM AND 2.064 INCHES MAXIMUM
Operating Temp Range-40.0 TO 70.0 CELSIUS
Overall Width1.579 INCHES MINIMUM AND 1.609 INCHES MAXIMUM
Terminal Length0.578 INCHES MINIMUM AND 0.672 INCHES MAXIMUM
Specified Frequency133.333 KILOHERTZ
Mode Of OscillationFUNDAMENTAL
Overall Height1.172 INCHES MINIMUM AND 1.202 INCHES MAXIMUM
Style DesignatorRECTANGULAR BODY, PIN TERMINALS
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 CR15U available?
We can source CR15U 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 CR15U by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR15U 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 CR15U?
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 CR15U?
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.