MIL-SPEC · Electronic Components
M83723/21R2820N
Connector, Receptacle, Electrical
Part NumberM83723/21R2820N
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-243-1253 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Unthreaded Mounting Hole Diameter0.142 INCHES MINIMUM AND 0.152 INCHES MAXIMUM
Thread Class2A
Environmental ProtectionMOISTURE RESISTANT AND SALT WATER RESISTANT AND VIBRATION RESISTANT
Overall Length1.312 INCHES MAXIMUM
Included Contact Quantity4 SINGLE MATING END FIRST CONTACT GROUPING
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Insert MaterialPLASTIC SINGLE MATING END
Contact Surface Treatment DocumentMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END ALL CONTACT GROUPINGS
Nominal Thread Length0.625 INCHES
Shell MaterialALUMINUM ALLOY
Contact Maximum Current Rating In22.0 SINGLE MATING END FIRST CONTACT GROUPING
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 M83723/21R2820N available?
We can source M83723/21R2820N 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 M83723/21R2820N by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M83723/21R2820N 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 M83723/21R2820N?
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 M83723/21R2820N?
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.