Hamilton Sundstrand Corporation · Electronic Components
703977A
Circuit Card Assembly
Part Number703977A
ManufacturerHamilton Sundstrand Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5998-00-136-8020 (NSN)
Federal Item NameCIRCUIT CARD ASSEMBLY
Federal Supply Class5998 — Circuit Card Assemblies
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
ESD/EMICode B — ESD/EMI sensitive item
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 703977A available?
We can source 703977A 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 703977A by Hamilton Sundstrand Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 703977A 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 703977A?
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 703977A?
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.