Navy, United States Department Of The Spawar · Electronic Components
EC0125557
Crystal Unit, Quartz
Part NumberEC0125557
ManufacturerNavy, United States Department Of The Spawar
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-318-4454 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Body Width0.725 INCHES MAXIMUM
Frequency Tolerance For Operating-0.005 TO 0.005
Style DesignatorOVAL BODY, PIN TERMINALS
Center To Center Distance Between0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM
Load Capacitance In Picofarads31.5 MINIMUM AND 32.5 MAXIMUM
Drive Level Rating1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
Terminal Length0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM
Equivalent Resistance Value In Ohm1500.0 MAXIMUM
Terminal Diameter0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
Operating Temp Range+0.0 TO 75.0 CELSIUS
Specified Frequency520.000 KILOHERTZ
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 EC0125557 available?
We can source EC0125557 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 EC0125557 by Navy, United States Department Of The Spawar obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If EC0125557 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 EC0125557?
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 EC0125557?
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.