US Army Aviation and Missile Command · Electronic Components
11477990
Shielding Gasket, Electronic
Part Number11477990
ManufacturerUS Army Aviation and Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-627-1974 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Length4.500 INCHES NOMINAL
Hole Diameter0.218 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
Style DesignatorNON-CIRCULAR
Outside Edge To Inside Edge Smalle0.500 INCHES NOMINAL
Aperture Length3.500 INCHES NOMINAL
Outside Edge To Bolt Hole Center D0.250 INCHES NOMINAL
Aperture Width1.250 INCHES NOMINAL
Overall Width2.250 INCHES NOMINAL
Cross Sectional Thickness0.031 INCHES NOMINAL
Bolt Hole Quantity6
Center To Center Distance Between0.875 INCHES NOMINAL
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 11477990 available?
We can source 11477990 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 11477990 by US Army Aviation and Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 11477990 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 11477990?
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 11477990?
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.