MIL-SPEC · Electronic Components
MS3470W20-39SY
Connector, Receptacle, Electrical
Part NumberMS3470W20-39SY
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-189-3143 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Contact Surface Treatment DocumentMIL-G-45204,TY 1,CL 1,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,GRADE E FED SPEC 2ND TREATMENT RESPONSE SING
Shell Surface Treatment Document AQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE
Connector Locking MethodBAYONET PIN
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Precious Material And LocationCONTACT SURFACES GOLD
Terminal TypeCRIMP SINGLE MATING END ALL CONTACT GROUPINGS
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Shell MaterialALUMINUM ALLOY 6061
Center To Center Distance Between1.156 INCHES NOMINAL
Overall Height1.453 INCHES MAXIMUM
Overall Length1.275 INCHES MAXIMUM
Cancelled NSN5935-00-892-9266 (cancelled)
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 MS3470W20-39SY available?
We can source MS3470W20-39SY 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 MS3470W20-39SY by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3470W20-39SY 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 MS3470W20-39SY?
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 MS3470W20-39SY?
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.