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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-777700
Circuit Breaker
Part NumberSM-B-777700
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-115-0209 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Thread Pitch Diameters+0.3503 TO 0.3537 INCHES
Inclosure Protection Type For WhicHERMETICALLY SEALED AND SHOCK RESISTANT AND VIBRATION RESISTANT
Body StyleSINGLE POLE TYPE
Body Length1.500 INCHES MAXIMUM
Special Handling FeatureMAGNETIC
Mounting Facility Type And Quantit1 THREADED BUSHING WITH PANEL SEAL
Mounting Surface To Terminal End D1.605 INCHES MAXIMUM
Pole Quantity1
Arc Quenching MethodMAGNETIC BLOWOUT
Center To Center Distance Between0.875 INCHES NOMINAL
Storage TypeGENERAL PURPOSE WAREHOUSE
Vendor Part NumbersAP-6-4881-2
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 SM-B-777700 available?
We can source SM-B-777700 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 SM-B-777700 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-B-777700 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 SM-B-777700?
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 SM-B-777700?
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.