Northrop Grumman Systems Corporation · Electronic Components
166821
Electronic Module, Standardized
Part Number166821
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5963-01-204-4914 (NSN)
Federal Item NameELECTRONIC MODULE,STANDARDIZED
Federal Supply Class5963 — Electronic Modules
Overall Height1.950 INCHES NOMINAL
Special MarkingsMULTIPLEXER
Operating Temp Range+0.0 TO 60.0 CELSIUS
Overall Length2.620 INCHES NOMINAL
Operating Control MethodAUTOMATIC
Connection TypePLUG CONNECTOR BOTTOM
Storage Temp Range-62.0 TO 125.0 CELSIUS
Average Life MeasurementHOURS
Connection Contact Type And Quanti2 PLUG CONNECTOR EXTERNAL
Type Model DesignationNGP
Signal Data Type Per ChannelOPERATING CHANNEL ANALOG VOLTAGE
Vendor Part Numbers02-900-M324
ESD/EMICode B — 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 166821 available?
We can source 166821 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 166821 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 166821 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 166821?
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 166821?
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.