L3 Technologies · Electronic Components
1711257-77
Crystal Unit, Quartz
Part Number1711257-77
ManufacturerL3 Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-137-4005 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Circuit ResonanceSERIES RESONANCE
Overall Length0.440 INCHES MAXIMUM
Center To Center Distance Between0.192 INCHES NOMINAL
Operating Temp Range-46.0 TO 85.0 CELSIUS
Style DesignatorOVAL BODY, WIRE LEADS
Equivalent Resistance Value In Ohm50.0 MAXIMUM
Overall Width0.416 INCHES NOMINAL
Overall Thickness0.166 INCHES NOMINAL
Frequency Tolerance For Operating-0.005 TO 0.005
Terminal Length1.500 INCHES MINIMUM
Mode Of OscillationTHIRD OVERTONE
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 1711257-77 available?
We can source 1711257-77 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 1711257-77 by L3 Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1711257-77 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 1711257-77?
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 1711257-77?
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.