MIL-SPEC · Electronic Components
F243-5-711111MHZ
Crystal Unit, Quartz
Part NumberF243-5-711111MHZ
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-646-4844 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Overall Width1.075 INCHES NOMINAL
Body Length1.125 INCHES NOMINAL
Terminal Length0.468 INCHES NOMINAL
Overall Length1.593 INCHES NOMINAL
Terminal Diameter0.093 INCHES NOMINAL
Mode Of OscillationFUNDAMENTAL
Body Width0.812 INCHES NOMINAL
Frequency Tolerance For Operating-0.020 TO 0.020
Overall Thickness0.437 INCHES NOMINAL
Style DesignatorOVAL BODY, PIN TERMINALS
Operating Temp Range-40.0 TO 85.0 CELSIUS
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 F243-5-711111MHZ available?
We can source F243-5-711111MHZ 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 F243-5-711111MHZ by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If F243-5-711111MHZ 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 F243-5-711111MHZ?
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 F243-5-711111MHZ?
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.