● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Lax Electronics, Inc.  · Electronic Components

RF3721-37

Connector, Plug, Electrical

Part NumberRF3721-37
ManufacturerLax Electronics, Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Body Length0.750 INCHES NOMINAL
Contact Maximum Ac Voltage Rating500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC SINGLE MATING END
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Radio Frequency Type Contact Chara50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodBAYONET LATCH
Shell TypeSOLID
Mating End Quantity1
Cable Entrance Diameter0.122 INCHES MAXIMUM
Shell MaterialMETAL FERROUS
Overall Diameter0.375 INCHES NOMINAL
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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

Frequently asked

Is RF3721-37 available?
We can source RF3721-37 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 RF3721-37 by Lax Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RF3721-37 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 RF3721-37?
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 RF3721-37?
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.