Amphenol Corporation · Electronic Components
242121
Adapter, Connector
Part Number242121
ManufacturerAmphenol Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-656-7766 (NSN)
Federal Item NameADAPTER,CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Contact MaterialCOPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
Thread DirectionRIGHT-HAND
Overall Length35.70 MILLIMETERS NOMINAL
Body StyleSTRAIGHT SHAPE, EXTERNAL/INTERNAL COUPLING
Overall Diameter21.00 MILLIMETERS NOMINAL
Mating End Quantity2
Thread Class2B
Thread Quantity Per Inch24
Connector Locking MethodINTERNALLY THREADED COUPLING RING AND BAYONET PIN
Contact Surface TreatmentGOLD ALL MATING ENDS SINGLE CONTACT GROUPING
Included Contact Quantity1 ALL MATING ENDS SINGLE CONTACT GROUPING
Vendor Part Numbers1302-0045
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 242121 available?
We can source 242121 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 242121 by Amphenol Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 242121 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 242121?
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 242121?
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.