Northrop Grumman Systems · Electronic Components
12-184669-3
Shielding Gasket, Electronic
Part Number12-184669-3
ManufacturerNorthrop Grumman Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-399-2538 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Aperture Length1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM
Style DesignatorNON-CIRCULAR
MaterialRUBBER SILICONE CLASS Q AND NICKEL ALLOY EMI/RFI CONDUCTOR
Bolt Hole Quantity8
Environmental Protection MaterialTHROUGHOUT RF SHIELDING GASKET
Hole Diameter0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM
Aperture Width1.470 INCHES NOMINAL
Overall Length7.510 INCHES MINIMUM AND 7.570 INCHES MAXIMUM
Cross Sectional Shape StyleEMI
ColorGRAY/GREY
Overall Width2.520 INCHES MINIMUM AND 2.580 INCHES MAXIMUM
ESD/EMICode A — 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 12-184669-3 available?
We can source 12-184669-3 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 12-184669-3 by Northrop Grumman Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12-184669-3 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 12-184669-3?
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 12-184669-3?
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.