MIL-SPEC · Electronic Components
CR56/U63M01300
Crystal Unit, Quartz
Part NumberCR56/U63M01300
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-888-0597 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Overall Thickness0.183 INCHES MAXIMUM
Overall Width0.435 INCHES MAXIMUM
Operating Temp Range-55.0 TO 105.0 CELSIUS AND -55.0 TO 125.0 CELSIUS
Equivalent Resistance Value In Ohm50.0 MAXIMUM
Drive Level Rating1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
Frequency Tolerance For Operating-0.005 TO 0.005 AND -0.0010 TO 0.0010
Terminal Length0.5003 INCHES MINIMUM
Mode Of OscillationFIFTH OVERTONE AND THIRD OVERTONE
Center To Center Distance Between0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
Circuit ResonanceSERIES RESONANCE
Overall Length0.530 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 CR56/U63M01300 available?
We can source CR56/U63M01300 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 CR56/U63M01300 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR56/U63M01300 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 CR56/U63M01300?
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 CR56/U63M01300?
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.