MIL-SPEC · Electronic Components
CR15B/U79K99100
Crystal Unit, Quartz
Part NumberCR15B/U79K99100
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-069-3142 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Circuit ResonanceANTIRESONANCE
Terminal Length0.578 INCHES MINIMUM AND 0.672 INCHES MAXIMUM
Distance Between Center Terminal A0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
Drive Level Rating1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
Test Data Document81349-MIL-C-3098/4 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE D
Second Center To Center Distance B0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
Departure From Cited DocumentAS DIFFERENTIATED BY SPECIFIED FREQUENCY
Frequency Tolerance For Operating-0.010 TO 0.010 AND -0.015 TO 0.015
Operating Temp Range-40.0 TO 70.0 CELSIUS
Equivalent Resistance Value In Ohm5000.0 MAXIMUM
Style DesignatorRECTANGULAR BODY, PIN TERMINALS
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 CR15B/U79K99100 available?
We can source CR15B/U79K99100 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 CR15B/U79K99100 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CR15B/U79K99100 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 CR15B/U79K99100?
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 CR15B/U79K99100?
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.