Lockheed Martin · Electronic Components
4K21026-101A
Cup, Interphone Receptacle
Part Number4K21026-101A
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-867-6790 (NSN)
Federal Item NameCUP,INTERPHONE RECEPTACLE
Federal Supply Class5935 — Connectors, Electrical
General Characteristics Item DescrGLASS FABRIC,EPOXY RESIN PER MIL-R-9300,5.000 IN. DIA O/A,3.740 IN. DIA GREATER DOME DIA,2.100 IN. DIA LESSER DOME DIA,1
ESD/EMICode A — 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 4K21026-101A available?
We can source 4K21026-101A 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 4K21026-101A by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4K21026-101A 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 4K21026-101A?
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 4K21026-101A?
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.