Frequency Electronics · Electronic Components
A5351-987-1
Crystal Unit, Quartz
Part NumberA5351-987-1
ManufacturerFrequency Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-408-8488 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Center To Center Distance Between0.486 INCHES NOMINAL
Frequency Tolerance For Operating-0.002 TO 0.002
Style DesignatorOVAL BODY, PIN TERMINALS
Equivalent Resistance Value In Ohm40.0 NOMINAL
Drive Level Rating10.0 MILLIWATTS NOMINAL
Overall Length1.000 INCHES NOMINAL
Body Width0.720 INCHES NOMINAL
Overall Thickness0.345 INCHES NOMINAL
Specified Frequency100.000 KILOHERTZ
Body Length0.765 INCHES NOMINAL
Mode Of OscillationFUNDAMENTAL
Vendor Part Numbers341-017-001
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 A5351-987-1 available?
We can source A5351-987-1 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 A5351-987-1 by Frequency Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A5351-987-1 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 A5351-987-1?
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 A5351-987-1?
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.