Solitron Devices, Inc. · Electronic Components
91SP477
TRANSISTOR — NSN 5961-01-005-9534
Part Number91SP477
ManufacturerSolitron Devices, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-005-9534 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals2 UNINSULATED WIRE LEAD AND 1 CASE
Mounting MethodTERMINAL
Overall Length2.250 INCHES NOMINAL
Overall Diameter1.188 INCHES MAXIMUM
Voltage Rating In Volts Per Charac100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTE
Terminal Length1.500 INCHES MINIMUM
Joint Electronic Device EngineerinTO-5
Internal ConfigurationJUNCTION CONTACT
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 91SP477 available?
We can source 91SP477 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 91SP477 by Solitron Devices, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 91SP477 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 91SP477?
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 91SP477?
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.