MIL-SPEC · Electronic Components
MS17420-4
Connector, Receptacle, Electrical
Part NumberMS17420-4
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-809-0177 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Distance Between Mounting Facility2.870 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.156 INCHES NOMINAL
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement Style81 SINGLE MATING END
Shell MaterialALUMINUM ALLOY
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC POLYESTER SINGLE MATING END
Shell TypeSOLID
Overall Height0.840 INCHES NOMINAL
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 MS17420-4 available?
We can source MS17420-4 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 MS17420-4 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS17420-4 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 MS17420-4?
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 MS17420-4?
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.