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JKLH9-42-1

Crystal Unit, Quartz

Part NumberJKLH9-42-1
ManufacturerCTS
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Specified Frequency100.000 KILOHERTZ
Overall Length2.281 INCHES MAXIMUM
Terminal Length0.250 INCHES MAXIMUM
MaterialGLASS COVER HOLDER
Style DesignatorROUND BODY, PIN TERMINALS
Drive Level Rating12.0 MILLIWATTS NOMINAL
Center To Center Distance Between0.486 INCHES NOMINAL
Frequency Tolerance For Operating-0.010 TO 0.010 AND -0.030 TO 0.030
Equivalent Resistance Value In Ohm30.0 NOMINAL
Overall Diameter1.125 INCHES NOMINAL
Mode Of OscillationFUNDAMENTAL
Vendor Part Numbers291-5954-00
Cancelled NSN5955-00-667-2505 (cancelled)
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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

Frequently asked

Is JKLH9-42-1 available?
We can source JKLH9-42-1 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 JKLH9-42-1 by CTS obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If JKLH9-42-1 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 JKLH9-42-1?
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 JKLH9-42-1?
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.