MIL-SPEC · Electronic Components
CR141/U49M30000
Crystal Unit, Quartz
Part NumberCR141/U49M30000
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-237-6493 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Shunt Capacitance In Picofarads7.0 MAXIMUM
Test Data Document81349-MIL-C-3098/62 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE
Drive Level Rating1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
Equivalent Resistance Value In Ohm50.0 MAXIMUM
Center To Center Distance Between0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
Frequency Tolerance For Operating-0.0025 TO 0.0025 AND -0.0045 TO 0.0045
Specified Frequency49.300 MEGAHERTZ
Terminal Diameter0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM
Mode Of OscillationFIFTH OVERTONE AND THIRD OVERTONE
Terminal Length0.5003 INCHES MINIMUM
Overall Thickness0.183 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 CR141/U49M30000 available?
We can source CR141/U49M30000 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 CR141/U49M30000 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR141/U49M30000 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 CR141/U49M30000?
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 CR141/U49M30000?
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.