MIL-SPEC · Electronic Components
MS3120E20-39PW
Connector, Receptacle, Electrical
Part NumberMS3120E20-39PW
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-902-5341 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Precious Material And Weight0.039 GOLD GRAINS, TROY
Distance From Mounting Shoulder To0.556 INCHES NOMINAL
Contact Surface Treatment DocumentMIL-G-45204,TY 1,CLASS 1,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,GRADE E FED SPEC 2ND TREATMENT RESPONSE S
Overall Length1.709 INCHES MAXIMUM
Overall Width1.453 INCHES MAXIMUM
Test Data Document81349-MIL-C-26482 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Distance Between Centerlines Of Mo1.156 INCHES NOMINAL
Shell Surface Treatment Document AQQ-P-416,TY 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES
Included Contact Quantity2 SINGLE MATING END FIRST CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Contact Surface TreatmentGOLD AND NICKEL SINGLE MATING END ALL CONTACT GROUPINGS
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 MS3120E20-39PW available?
We can source MS3120E20-39PW 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 MS3120E20-39PW by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3120E20-39PW 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 MS3120E20-39PW?
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 MS3120E20-39PW?
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.