US Army Aviation and Missile Command · Electronic Components
9998840
Adapter, Test
Part Number9998840
ManufacturerUS Army Aviation and Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-867-5426 (NSN)
Federal Item NameADAPTER,TEST
Federal Supply Class6625 — Test Instruments
Overall Diameter0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
Special Test FeaturesINSULATOR IAW MIL-M-14; INSERT IAW MIL-P-19468; DRAWING IAW MIL-STD-130
MaterialPLASTIC BODY
FSC Application DataTEST SET,ELECT. EQUIP.
PhaseSINGLE
Test Item Connection MethodTEST LEADS
Overall Length1.603 INCHES MINIMUM AND 1.727 INCHES MAXIMUM
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 9998840 available?
We can source 9998840 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 9998840 by US Army Aviation and Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9998840 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 9998840?
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 9998840?
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.