Amphenol · Electronic Components
MS3126F20-39SZ
CONN PLUG 39POS STRAIGHT W/SCKT
Part NumberMS3126F20-39SZ
ManufacturerAmphenol
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-903-8497 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Terminal TypeCRIMP SINGLE MATING END ALL CONTACT GROUPINGS
Overall Diameter1.531 INCHES MAXIMUM
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING W/STRAIN RELIEF
Precious MaterialGOLD
Precious Material LocationCONTACT SURFACES GOLD
Contact Arrangement20-39 SINGLE MATING END
Included Contact Quantity37 SINGLE MATING END SECOND CONTACT GROUPING; 2 SINGLE MATING END FIRST CONTACT GROUPING
Connector Cable Strain Relief MethCABLE CLAMP
Contact Surface TreatmentGOLD AND COPPER SINGLE MATING END ALL CONTACT GROUPINGS
Insert Position In Deg333.0
Federal Supply Class5935 — Connectors, Electrical
Terminal LocationBACK SINGLE MATING END ALL CONTACT GROUPINGS
Contact RemovabilityREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS
Shell Surface TreatmentCADMIUM
Shell Surface Treatment Document AQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
Shell MaterialALUMINUM ALLOY
Test Data Document81349-MIL-C-26482 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
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 MS3126F20-39SZ available?
We can source MS3126F20-39SZ 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 MS3126F20-39SZ by Amphenol obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3126F20-39SZ 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 MS3126F20-39SZ?
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 MS3126F20-39SZ?
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.