Raytheon · Electronic Components
945054-28B
Crystal Unit, Quartz
Part Number945054-28B
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-335-8955 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Overall Diameter0.350 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
Terminal Length0.5003 INCHES MINIMUM
Specified Frequency119.595812 MEGAHERTZ
Operating Temp Range-54.0 TO 71.0 CELSIUS
MaterialGLASS COVER HOLDER
Precious Material And LocationLEAD SURFACES GOLD
Shunt Capacitance In Picofarads2.8 MINIMUM AND 4.8 MAXIMUM
Center To Center Distance Between0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
Equivalent Resistance Value In Ohm55.0 MAXIMUM
Frequency Tolerance For Operating-0.0025 TO 0.0025 AND -0.0050 TO 0.0050
Overall Length0.220 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
Vendor Part NumbersK3124-28B, C17308-28B, C357-4-28B
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 945054-28B available?
We can source 945054-28B 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 945054-28B by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 945054-28B 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 945054-28B?
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 945054-28B?
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.