MIL-SPEC · Electronic Components
CR4C/U886K4580
Crystal Unit, Quartz
Part NumberCR4C/U886K4580
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-947-1100 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Circuit ResonanceSERIES RESONANCE
Test Data Document81349-MIL-C-12813 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Frequency Tolerance For Operating-0.030 TO 0.030
Operating Temp Range-40.0 TO 70.0 CELSIUS
Drive Level Rating2.0 MILLIWATTS NOMINAL
Equivalent Resistance Value In Ohm2000.0 MAXIMUM
Center To Center Distance Between0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM
Style DesignatorOVAL BODY, PIN TERMINALS
Overall Length1.177 INCHES MINIMUM AND 1.222 INCHES MAXIMUM
Body Length0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM
Body Width0.715 INCHES MINIMUM AND 0.722 INCHES MAXIMUM
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 CR4C/U886K4580 available?
We can source CR4C/U886K4580 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 CR4C/U886K4580 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR4C/U886K4580 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 CR4C/U886K4580?
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 CR4C/U886K4580?
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.