Miltope Corporation · Electronic Components
M59-89
TRANSISTOR — NSN 5961-01-029-5638
Part NumberM59-89
ManufacturerMiltope Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-029-5638 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating0.50 AMPERES MAXIMUM BASE CURRENT, DC AND 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
Power Rating Per Characteristic7.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Electrode Internally ElectricallyCOLLECTOR
Special FeaturesJUNCTION PATTERN ARRANGEMENT: PNP
Voltage Rating In Volts Per Charac-90.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND -7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLE
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 M59-89 available?
We can source M59-89 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 M59-89 by Miltope Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M59-89 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 M59-89?
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 M59-89?
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.