Northrop Grumman Systems Corporation · Electronic Components
865528-1
Circuit Breaker
Part Number865528-1
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-332-9927 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Body Width1.281 INCHES MAXIMUM
Inclosure Protection Type For WhicVIBRATION RESISTANT AND SHOCKPROOF AND MOISTURE RESISTANT AND SALT SPRAY PROOF
Thread Series DesignatorUNEF
Internal Trip Release ConfiguratioSERIES TRIP ALL LOCATIONS
Thread Quantity Per Inch32
Mounting Surface To Terminal End D1.828 INCHES MAXIMUM
Pole Quantity2
Arc Quenching MethodMAGNETIC BLOWOUT
Center To Center Distance Between0.927 INCHES MINIMUM AND 0.947 INCHES MAXIMUM
Storage TypeGENERAL PURPOSE WAREHOUSE
Nonturn Device Radius0.581 INCHES MINIMUM AND 0.701 INCHES MAXIMUM
Vendor Part NumbersAP12-24241-1
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 865528-1 available?
We can source 865528-1 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 865528-1 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 865528-1 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 865528-1?
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 865528-1?
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.