MIL-SPEC · Electronic Components
CR65/U39M51481
Crystal Unit, Quartz
Part NumberCR65/U39M51481
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-960-3694 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Body Length0.775 INCHES MAXIMUM
Frequency Stability In Percent-0.00025 TO 0.00025
Body Width0.725 INCHES MAXIMUM
Test Data Document81349-MILC3098/55 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
MaterialGLASS COVER HOLDER
Frequency Tolerance For Operating-0.001 TO 0.001 AND -0.003 TO 0.003
Drive Level Rating0.8 MILLIWATTS MINIMUM AND 1.2 MILLIWATTS MAXIMUM
Equivalent Resistance Value In Ohm40.0 NOMINAL
Controlled Reference Temp75.0 CELSIUS
Terminal Diameter0.0480 INCHES MINIMUM AND 0.0952 INCHES MAXIMUM
Overall Width0.757 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 CR65/U39M51481 available?
We can source CR65/U39M51481 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 CR65/U39M51481 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR65/U39M51481 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 CR65/U39M51481?
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 CR65/U39M51481?
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.