Northrop Grumman Systems Corp. · Electronic Components
MS3057
Contact, Electrical
Part NumberMS3057
ManufacturerNorthrop Grumman Systems Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-539-0272 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Width1.438 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.116 INCHES NOMINAL
Overall Length2.094 INCHES NOMINAL
Mounting Facility Quantity2
Terminal Type And Quantity2 EYELET END OPPOSITE CONTACT
Distance Between Mounting Facility0.625 INCHES NOMINAL
Mounting MethodUNTHREADED HOLE(S)
MaterialCOPPER BODY
Voltage Rating In Volts125.0 AC
Current Rating In Amps3.0
Style DesignatorIRREGULAR SHAPE
Vendor Part NumbersDM-2443
ESD/EMICode A — ESD/EMI sensitive item
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
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 MS3057 available?
We can source MS3057 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 MS3057 by Northrop Grumman Systems Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3057 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 MS3057?
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 MS3057?
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.