General Dynamics OTS (Aerospace) · Electronic Components
491-7
Power Supply
Part Number491-7
ManufacturerGeneral Dynamics OTS (Aerospace)
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-01-119-7670 (NSN)
Federal Item NamePOWER SUPPLY
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Overall Height0.860 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
Features ProvidedFILTER
Electrical Power Source RelationshOPERATING
Operating Ambient Temp Range-40.0 TO 71.0 CELSIUS
Output Current Rating1.0 DC AMPERES NOMINAL SINGLE POWER OUTPUT
Overall Length2.700 INCHES NOMINAL
Rectification MethodSINGLE PHASE FULL WAVE CENTER TAP
Output Voltage Rating5.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT
Overall Width2.000 INCHES NOMINAL
Input Voltage Rating12.0 AC VOLTS MINIMUM AND 30.0 AC VOLTS MAXIMUM SINGLE OPERATING POWER RQMT
Vendor Part NumbersC4904-7
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 491-7 available?
We can source 491-7 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 491-7 by General Dynamics OTS (Aerospace) obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 491-7 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 491-7?
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 491-7?
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.