Science Applications International Corporation · Electronic Components
21020
Apex Insulator Assembly
Part Number21020
ManufacturerScience Applications International Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-298-3310 (NSN)
Federal Item NameAPEX INSULATOR ASSEMBLY
Federal Supply Class5970 — Electrical Insulators
General Characteristics Item DescrCONSIST OF SUBASSEMBLY,P/N 21027,1; SHEAR PIN,P/N 21023,9; INSULATOR CABLE CLAMP SUBASSY,P/N 21030,1; RUBBER SPACER,P/N
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 21020 available?
We can source 21020 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 21020 by Science Applications International Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21020 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 21020?
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 21020?
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.