Northrop Grumman Systems Corporation · Electronic Components
990C910H01
Circuit Breaker
Part Number990C910H01
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-450-5189 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Continuous Load Current Ra50.0 AMPERES DC SINGLE LOCATION
Maximum Interrupting Capacity Curr3000.0 DC SINGLE LOCATION
Trip Release CharacteristicINSTANTANEOUS SINGLE LOCATION
Ultimate Trip Rating Of Continuous120.0 SINGLE LOCATION
Reset MethodMANUAL
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Fragility FactorMODERATELY RUGGED
Arc Quenching MethodMAGNETIC BLOWOUT
Thread Quantity Per Inch32
Distance Between Centerlines Of Mo2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM
Pole Quantity1
Vendor Part NumbersAPL1-1177-1, 990C910
Cancelled NSN5925-01-222-1630 (cancelled)
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 990C910H01 available?
We can source 990C910H01 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 990C910H01 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 990C910H01 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 990C910H01?
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 990C910H01?
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.