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Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier · Electronic Components
1576AS666-2
Circuit Breaker
Part Number1576AS666-2
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-381-9403 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Interrupting Capacity Curr1000.0 AC ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Manual Actuator Type And Quantity1 TOGGLE
Operating Voltage Type And Rating240.0 AC AND 50.0 DC ALL LOCATIONS
Body Length1.562 INCHES MAXIMUM
Internal Trip Release ConfiguratioSERIES/RELAY TRIP SINGLE LOCATION
Terminal Type And Quantity2 WIRE HOOK
Trip Delay Time In Seconds Per Rat3.000 NOMINAL AT 135 PCT AND 60.000 MAXIMUM AT 135 PCT SINGLE LOCATION
Nominal Thread Size0.375 INCHES
Inclosure Protection Type For WhicHERMETICALLY SEALED
Actuator FunctionTRIP-RESET
Vendor Part NumbersAP-1-1-72-702
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 1576AS666-2 available?
We can source 1576AS666-2 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 1576AS666-2 by Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1576AS666-2 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 1576AS666-2?
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 1576AS666-2?
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.