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Siliconix Incorporated  · Electronic Components

U310A

TRANSISTOR — NSN 5961-01-082-3405

Part NumberU310A
ManufacturerSiliconix Incorporated
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length2.92 MILLIMETERS MINIMUM AND 3.81 MILLIMETERS MAXIMUM
Overall Diameter5.31 MILLIMETERS MINIMUM AND 5.84 MILLIMETERS MAXIMUM
Internal ConfigurationFIELD EFFECT
Joint Electronic Device EngineerinTO-52
Terminal Length12.7 MILLIMETERS MINIMUM
Maximum Operating Temp Per Measure150.0 CELSIUS AMBIENT AIR
Terminal Circle Diameter2.54 MILLIMETERS NOMINAL
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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

Frequently asked

Is U310A available?
We can source U310A 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 U310A by Siliconix Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U310A 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 U310A?
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 U310A?
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.