Lockheed Martin · Electronic Components
3B90003-105
Regulator, Voltage
Part Number3B90003-105
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-00-715-3393 (NSN)
Federal Item NameREGULATOR,VOLTAGE
Federal Supply Class6110 — Electrical Control Equipment
Overall Length6.810 INCHES NOMINAL
Input PhaseTHREE
Regulation Percent2.50
Overall Width4.100 INCHES NOMINAL
Overall Height4.060 INCHES NOMINAL
Input Voltage Rating In Volts115.0 MINIMUM AND 200.0 MAXIMUM
Compensation ProvidedDIFFERENTIAL CROSS CURRENT
Regulation MethodMAGNETIC AMPLIFIER
Input Frequency Rating In Hertz400.0 NOMINAL
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 3B90003-105 available?
We can source 3B90003-105 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 3B90003-105 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3B90003-105 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 3B90003-105?
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 3B90003-105?
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.