MIL-SPEC · Electronic Components
CR68/U3M691667
Crystal Unit, Quartz
Part NumberCR68/U3M691667
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-857-4810 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Circuit ResonanceANTIRESONANCE
Terminal Diameter0.050 INCHES NOMINAL
Style DesignatorOVAL BODY, PIN TERMINALS
Equivalent Resistance Value In Ohm40.0 NOMINAL
Center To Center Distance Between0.486 INCHES NOMINAL
Drive Level Rating5.0 MILLIWATTS NOMINAL AND 4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
Frequency Tolerance For Operating-0.002 TO 0.002
Operable Temp Range-55.0 TO 90.0 CELSIUS
Overall Length1.023 INCHES MAXIMUM
Body Thickness0.317 INCHES MAXIMUM
Controlled Reference Temp75.0 CELSIUS
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 CR68/U3M691667 available?
We can source CR68/U3M691667 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 CR68/U3M691667 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR68/U3M691667 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 CR68/U3M691667?
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 CR68/U3M691667?
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.