Naval Ship Systems Command · Electronic Components
3329662-2
Switching Unit, Power Transfer
Part Number3329662-2
ManufacturerNaval Ship Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-00-752-2757 (NSN)
Federal Item NameSWITCHING UNIT,POWER TRANSFER
Federal Supply Class6110 — Electrical Control Equipment
Mounting ConfigurationFOUR 21/32 IN. DIA MTG HOLES ON 13-1/2 IN. BY 29-5/8 IN. MTG CENTERS
Frequency Rating60.0 HERTZ NOMINAL
Voltage In Volts450.0
Switch Action TypeMOTOR CONTACTOR
Switch Pole Quantity3
Enclosure FeatureWATERTIGHT
Overall Width19.875 INCHES NOMINAL
Current Rating In Amps150.0
PhaseTHREE
Features ProvidedMANUAL OPERATION
Nondefinitive Spec Std DataABT-A3 TYPE
Vendor Part NumbersN278-340641
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 3329662-2 available?
We can source 3329662-2 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 3329662-2 by Naval Ship Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3329662-2 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 3329662-2?
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 3329662-2?
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.