SAE International · Electronic Components
M39029/57-355
Contact, Electrical
Part NumberM39029/57-355
ManufacturerSAE International
LifecycleStocked
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-007-7880 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Mounting MethodFORCE FIT
Overall Length0.518 INCHES NOMINAL
Pin Accommodation Length0.166 INCHES MINIMUM
Overall Diameter0.060 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
MaterialCOPPER ALLOY BODY
Test Data Document81349-MIL-C-39029 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Precious Material And Weight0.010 GOLD GRAINS, TROY
Surface TreatmentGOLD CONTACT
Precious Material And LocationEXTERIOR SURFACES GOLD
Cable Entrance Diameter0.027 INCHES MINIMUM AND 0.029 INCHES MAXIMUM
Terminal Type And Quantity1 CRIMP AND SOLDER AXIALLY AT ONE END
Vendor Part NumbersM3902957-355
Cancelled NSN5999-00-478-4435 (cancelled)
ESD/EMICode A — ESD/EMI sensitive item
RohscompliantYES
For Use WithAmphenol MIL-DTL-38999 Series II Circular Connectors
Contact Termination TypeCrimp
Hazardousfalse
RohsphthalatescompliantYES
Contact PlatingGold Plated Contacts
Product RangeMIL-DTL-38999 Series II
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 M39029/57-355 available?
We can source M39029/57-355 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 M39029/57-355 by SAE International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M39029/57-355 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 M39029/57-355?
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 M39029/57-355?
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.