MIL-SPEC · Electronic Components
M28859/5-03
Contact, Electrical
Part NumberM28859/5-03
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-399-8726 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Precious MaterialGOLD
Style DesignatorMODULE BOARD CONTACT
Surface TreatmentGOLD AND NICKEL CONTACT
Material Document And ClassificatiASTM B194,UNS C17200 HARDNESS 310HK MINIMUM ASSN STD ALL MATERIAL RESPONSES CONTACT
Surface Treatment Document And ClaMIL-G-45204 TYPE 2 CLASS1 MIL SPEC SINGLE TREATMENT RESPONSE AND QQ-N-290 CLASS 1 FED SPEC 1ST TREATMENT RESPONSE CONTA
Overall Width0.069 INCHES MINIMUM AND 0.071 INCHES MAXIMUM
Terminal Type And Quantity1 SLOTTED, SOLDERLESS END OPPOSITE CONTACT
MaterialCOPPER ALLOY 172 CONTACT
Precious Material And Weight0.005 GOLD GRAINS, TROY
Mounting MethodFORCE FIT
Precious Material And LocationENTIRE CONTACT OR WRAPPOST AND INTERIOR OF SLOT FOR LOCALISED FINISH GOLD
Cancelled NSN5999-01-446-7463 (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 M28859/5-03 available?
We can source M28859/5-03 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 M28859/5-03 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M28859/5-03 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 M28859/5-03?
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 M28859/5-03?
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.