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Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier · Electronic Components
446AS143
Shielding Gasket, Electronic
Part Number446AS143
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-058-7991 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Material Document And ClassificatiAMS 4182,ALLOY 5056 FED SPEC SINGLE MATERIAL RESPONSE EMI/RFI CONDUCTOR
MaterialALUMINUM ALLOY 5056 EMI/RFI CONDUCTOR
Overall Length2.260 INCHES NOMINAL
Cross Sectional Height0.020 INCHES NOMINAL
Center To Center Distance Between0.895 INCHES NOMINAL
Inside Corner Radius0.050 INCHES MAXIMUM
Style DesignatorNON-CIRCULAR
Outside Edge To Bolt Hole Center D0.110 INCHES NOMINAL
Aperture Length1.740 INCHES NOMINAL
Environmental Protection MaterialTHROUGHOUT RF SHIELDING GASKET
Bolt Hole Quantity8
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 446AS143 available?
We can source 446AS143 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 446AS143 by Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 446AS143 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 446AS143?
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 446AS143?
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.