MIL-SPEC · Electronic Components
CR104/U515K0000
Crystal Unit, Quartz
Part NumberCR104/U515K0000
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-930-6063 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Operating Temp Range+70.0 TO 80.0 CELSIUS AND -55.0 TO 90.0 CELSIUS
Load Capacitance In Picofarads21.0 MINIMUM AND 22.0 MAXIMUM
Mode Of OscillationFUNDAMENTAL
Circuit ResonanceANTIRESONANCE
MaterialGLASS COVER HOLDER
Center To Center Distance Between0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM
Drive Level Rating1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
Frequency Tolerance For Operating-0.001 TO 0.001 AND -0.003 TO 0.003
Equivalent Resistance Value In Ohm2500.0 NOMINAL
Frequency Stability In Percent-0.0005 TO 0.0005
Specified Frequency515.000 KILOHERTZ
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 CR104/U515K0000 available?
We can source CR104/U515K0000 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 CR104/U515K0000 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR104/U515K0000 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 CR104/U515K0000?
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 CR104/U515K0000?
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.