US Army Aviation and Missile Command · Electronic Components
10185903-4
Circuit Breaker
Part Number10185903-4
ManufacturerUS Army Aviation and Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-928-1587 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Continuous Load Current Ra200.0 AMPERES AC ALL LOCATIONS
Body Height3.810 INCHES NOMINAL
Trip Release MethodTHERMAL ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Reset MethodMANUAL
Maximum Interrupting Capacity Curr25000.0 AC ALL LOCATIONS
Distance Between Centerlines Of Mo7.750 INCHES NOMINAL
Main Contact Tripping Mechanism TyTRIP FREE
Operating Voltage Type And Rating600.0 AC ALL LOCATIONS
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 10185903-4 available?
We can source 10185903-4 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 10185903-4 by US Army Aviation and Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 10185903-4 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 10185903-4?
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 10185903-4?
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.