Northrop Grumman Systems Corporation · Electronic Components
579R866H03
TRANSISTOR — NSN 5961-00-078-6944
Part Number579R866H03
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-078-6944 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating3.00 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM BASE CURRENT, DC AND 7.50 AMPERES MAXIMUM COLLECTOR CURRE
Terminals3 TAB, SOLDER LUG3 TAB, SOLDER LUG
Mounting MethodTHREADED STUD(S)
Overall Length0.406 INCHES MAXIMUM0.406 INCHES MAXIMUM
Overall Diameter0.562 INCHES MAXIMUM0.562 INCHES MAXIMUM
Mounting Facility Quantity11
Nominal Thread Size0.250 INCHES0.250 INCHES
Electrode Internally ElectricallyCOLLECTORCOLLECTOR
Overall Width Across Flats0.564 INCHES MAXIMUM0.564 INCHES MAXIMUM
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 579R866H03 available?
We can source 579R866H03 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 579R866H03 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 579R866H03 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 579R866H03?
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 579R866H03?
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.