Opto 22 · Electronic Components
PB4R
Printed Circuit Board
Part NumberPB4R
ManufacturerOpto 22
AvailabilityAvailable to order — request a quote
Specifications
NSN5998-01-327-5264 (NSN)
Federal Item NamePRINTED CIRCUIT BOARD
Federal Supply Class5998 — Circuit Card Assemblies
Overall Length4.500 INCHES NOMINAL
Overall Height1.450 INCHES NOMINAL
Overall Width3.500 INCHES NOMINAL
ESD/EMICode D — 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 PB4R available?
We can source PB4R 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 PB4R by Opto 22 obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PB4R 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 PB4R?
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 PB4R?
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.