Northrop Grumman Systems Corporation · Electronic Components
990C776H12
Ammeter — Test Instruments
Part Number990C776H12
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-840-0367 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Mounting Stud Diameter0.112 INCHES NOMINAL
Overall Width2.470 INCHES NOMINAL
Circuit Current For Which DesignedDC
Style DesignatorRECTANGULAR FLUSH MTG
MaterialPLASTIC
Surface TreatmentPAINT
ColorUNABLE TO DECODE
Meter Body Diameter Behind Mountin2.170 INCHES NOMINAL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Nuclear Hardness Critical FeatureNONHARDENED
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Vendor Part Numbers02490
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 990C776H12 available?
We can source 990C776H12 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 990C776H12 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 990C776H12 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 990C776H12?
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 990C776H12?
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.