Citizen American · Electronic Components
HC49US5.000MABJ-UB
Crystal Unit, Quartz
Part NumberHC49US5.000MABJ-UB
ManufacturerCitizen American
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-561-5174 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Style DesignatorOVAL BODY, WIRE LEADS
Load Capacitance In Picofarads18.0 NOMINAL
Specified Frequency5.000 HERTZ
Overall Thickness4.650 INCHES NOMINAL
Body Width11.500 INCHES NOMINAL
Terminal Diameter0.430 INCHES NOMINAL
Circuit ResonanceANTIRESONANCE
Overall Length3.500 INCHES NOMINAL
Operable Temp Range-20.0 TO 70.0 CELSIUS
Mode Of OscillationFUNDAMENTAL
Terminal Length19.000 INCHES NOMINAL
ESD/EMICode A — ESD/EMI sensitive item
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 HC49US5.000MABJ-UB available?
We can source HC49US5.000MABJ-UB 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 HC49US5.000MABJ-UB by Citizen American obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If HC49US5.000MABJ-UB 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 HC49US5.000MABJ-UB?
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 HC49US5.000MABJ-UB?
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.