Microwave Devices Inc. · Electronic Components
3990-1
Connector, Plug, Electrical
Part Number3990-1
ManufacturerMicrowave Devices Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-904-9846 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Shell MaterialCOPPER ALLOY
Overall Width1.094 INCHES NOMINAL
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC SINGLE MATING END
Connector Locking MethodBAYONET LATCH
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Connector Cable Strain Relief MethCABLE CLAMP
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Cable Entrance Diameter0.252 INCHES MAXIMUM
Overall Height0.563 INCHES NOMINAL
Environmental ProtectionWEATHERPROOF
Vendor Part NumbersTRU-8926-GST
ESD/EMICode A — ESD/EMI sensitive item
General Characteristics Item DescrPARTS SHALL MEET THE REQUIREMENTS OF MIL-T-21038, GRADE 5, CLASS S, LIFE X UNLESS OTHERWISE SPECIFIED ON DRAWING
Special Test FeaturesTURNS RATIO: 1:1; PRIMARY SINE WAVE OCL MH MINIMUM: 0.6; PRIMARY ET-CONSTANT: 1000 (V MINIMUM); RISE TIME (N5 MAX): 20;
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnEAR99
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 3990-1 available?
We can source 3990-1 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 3990-1 by Microwave Devices Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3990-1 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 3990-1?
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 3990-1?
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.