Lockheed Martin · Electronic Components
C8821-2W21
Clamp, Cable, Electrical Connector
Part NumberC8821-2W21
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-281-2968 (NSN)
Federal Item NameCLAMP,CABLE,ELECTRICAL CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Thread Quantity Per Inch18
Mounting Facility Type And Quantit1 THREADED COUPLING
Cable Opening Diameter0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
MaterialALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED
Surface TreatmentCADMIUM AND CHROMATE AND NICKEL
Thread Series DesignatorUNEF
Style DesignatorDOUBLE CLAMPING ACTION OPEN FRAME TYPE
Nominal Thread Length0.219 INCHES
Nominal Thread Size1.188 INCHES
Overall Diameter1.312 INCHES NOMINAL
Cable Opening Quantity1
Vendor Part NumbersG8253-20NF, S1723-22-34
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 C8821-2W21 available?
We can source C8821-2W21 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 C8821-2W21 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C8821-2W21 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 C8821-2W21?
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 C8821-2W21?
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.