Specialized Products · Electronic Components
903X421
Test Set, Telephone
Part Number903X421
ManufacturerSpecialized Products
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-01-624-1895 (NSN)
Federal Item NameTEST SET,TELEPHONE
Federal Supply Class6625 — Test Instruments
Test Type For Which Designed:"SMART" TELEPHONE TEST SET WITH NOISE CANCELLING MICROPHONE
Enclosure FeatureMULTIPLE ITEM W/CARRYING CASE
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 903X421 available?
We can source 903X421 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 903X421 by Specialized Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 903X421 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 903X421?
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 903X421?
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.