Rockwell Collins · Electronic Components
548-4138-004
Oscillator, Noncrystal Controlled
Part Number548-4138-004
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-828-0840 (NSN)
Federal Item NameOSCILLATOR,NONCRYSTAL CONTROLLED
Federal Supply Class5955 — Crystals and Oscillators
External Dc Operating Voltage In V18.0 NOMINAL SINGLE VOLTAGE
Basic Shape StyleRECTANGULAR OR SQUARE
Overall Height0.630 INCHES NOMINAL
Overall Length4.000 INCHES NOMINAL
Overall Width2.800 INCHES NOMINAL
Frequency Per Channel296.0 KILOHERTZ MINIMUM OPERATING CHANNEL AND 305.0 KILOHERTZ MAXIMUM OPERATING CHANNEL
Vendor Part NumbersA7534
Cancelled NSN5999-00-019-6239 (cancelled)
ESD/EMICode B — 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 548-4138-004 available?
We can source 548-4138-004 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 548-4138-004 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 548-4138-004 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 548-4138-004?
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 548-4138-004?
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.