MIL-SPEC · Electronic Components
CR157/U2M500000
Crystal Unit, Quartz
Part NumberCR157/U2M500000
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-250-5906 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Circuit ResonanceSERIES RESONANCE
Overall Width0.757 INCHES MAXIMUM
Overall Length0.775 INCHES MAXIMUM
Equivalent Resistance Value In Ohm130.0 MAXIMUM
Style DesignatorOVAL BODY, WIRE LEADS
Frequency Tolerance For Operating-0.005 TO 0.005
Test Data Document81349-MIL-C-3098 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Center To Center Distance Between0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM
Drive Level Rating8.0 MILLIWATTS MINIMUM AND 12.0 MILLIWATTS MAXIMUM
Mode Of OscillationFUNDAMENTAL
Specified Frequency2.500 MEGAHERTZ
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 CR157/U2M500000 available?
We can source CR157/U2M500000 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 CR157/U2M500000 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR157/U2M500000 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 CR157/U2M500000?
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 CR157/U2M500000?
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.