MIL-SPEC · Electronic Components
CR27/U1M000000
Crystal Unit, Quartz
Part NumberCR27/U1M000000
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-941-1994 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Specified Frequency1.000 MEGAHERTZ
Frequency Tolerance At Reference T-0.007 TO 0.007
Body Thickness0.317 INCHES MAXIMUM
Equivalent Resistance Value In Ohm575.0 NOMINAL
Operating Temp Range+70.0 TO 80.0 CELSIUS
Frequency Tolerance For Operating-0.002 TO 0.002
Style DesignatorOVAL BODY, PIN TERMINALS
Overall Length1.023 INCHES MAXIMUM
Terminal Length0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM
Drive Level Rating4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
Controlled Reference Temp75.0 CELSIUS
Cancelled NSN5955-00-752-6086 (cancelled)
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 CR27/U1M000000 available?
We can source CR27/U1M000000 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 CR27/U1M000000 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR27/U1M000000 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 CR27/U1M000000?
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 CR27/U1M000000?
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.