Lockheed Martin Corporation · Electronic Components
75556
Regulator, Voltage
Part Number75556
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-00-504-0498 (NSN)
Federal Item NameREGULATOR,VOLTAGE
Federal Supply Class6110 — Electrical Control Equipment
Input Current TypeDC
Output Voltage Rating In Volts70.0 NOMINAL
Mounting MethodTHREADED HOLE(S) OR UNTHREADED HOLE(S)
Enclosure FeatureDRIPPROOF
Overall Width20.500 INCHES NOMINAL
Overall Length15.500 INCHES NOMINAL
Output Current Rating14.0 AMPERES NOMINAL
Center To Center Distance Between13.000 INCHES NOMINAL AND 14.000 INCHES NOMINAL
Mounting Hole Diameter0.312 INCHES NOMINAL
Mounting Hole Quantity4
Input Voltage Rating In Volts105.0 MINIMUM AND 125.0 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 75556 available?
We can source 75556 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 75556 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 75556 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 75556?
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 75556?
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.