Hamilton Sundstrand Corporation · Electronic Components
749439B
Power Supply
Part Number749439B
ManufacturerHamilton Sundstrand Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-01-437-9181 (NSN)
Federal Item NamePOWER SUPPLY
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Overall Height12.200 INCHES NOMINAL
Overall Length12.400 INCHES NOMINAL
Output Current Rating50.0 DC AMPERES NOMINAL SINGLE POWER OUTPUT
Output PhaseTHREE MULTIPLE POWER OUTPUTS W/IDENTICAL RATINGS
Nuclear Hardness Critical FeatureHARDENED
Overall Width6.938 INCHES NOMINAL
Electrical Power Source RelationshOPERATING
Power Supply Output Current VoltagCONSTANT CURRENT SINGLE POWER OUTPUT
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 749439B available?
We can source 749439B 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 749439B by Hamilton Sundstrand Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 749439B 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 749439B?
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 749439B?
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.