Lockheed Martin Corp. · Electronic Components
EDN20-003
Ammeter — Test Instruments
Part NumberEDN20-003
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-844-7840 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Overall Height2.390 INCHES NOMINAL
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method And Quan2 SOLDER STUD
Mounting Stud Diameter0.112 INCHES NOMINAL
Circuit Current For Which DesignedDC
MaterialPLASTIC
Mounting Facility Type And Quantit4 THREADED STUD(S)
Circuit Construction TypeNONELECTRONIC
Movement TypeMOVING COIL, PERMANENT MAGNET
Sensitivity Rating50.0 MILLIVOLTS
Style DesignatorRECTANGULAR FLUSH MTG
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 EDN20-003 available?
We can source EDN20-003 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 EDN20-003 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If EDN20-003 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 EDN20-003?
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 EDN20-003?
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.