Lax Electronics · Electronic Components
RFG-3721-819
Connector, Plug, Electrical
Part NumberRFG-3721-819
ManufacturerLax Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-014-1231 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Diameter0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Contact Material Document And ClasQQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface TreatmentGOLD
Insert Material Document And ClassMIL-M-14077 MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END
Shell Material Document And ClassiQQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface Treatment Document AMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE
Precious MaterialGOLD
Shell MaterialCOPPER ALLOY
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Vendor Part NumbersTRU-5758GG, 712204-1
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 RFG-3721-819 available?
We can source RFG-3721-819 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 RFG-3721-819 by Lax Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RFG-3721-819 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 RFG-3721-819?
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 RFG-3721-819?
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.