Tech-Etch · Electronic Components
5540-3255-3009
Shielding Gasket, Electronic
Part Number5540-3255-3009
ManufacturerTech-Etch
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-501-6484 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Aperture Width0.440 INCHES NOMINAL
Aperture Length0.780 INCHES NOMINAL
Overall Width0.750 INCHES NOMINAL
MaterialSILICONE ENVIRONMENTAL SEAL
Material Document And ClassificatiMS-4152A NATIONAL SPEC SINGLE MATERIAL RESPONSE EMI/RFI CONDUCTOR
Overall Height0.016 INCHES MINIMUM AND 0.024 INCHES MAXIMUM
Overall Length1.313 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 5540-3255-3009 available?
We can source 5540-3255-3009 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 5540-3255-3009 by Tech-Etch obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5540-3255-3009 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 5540-3255-3009?
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 5540-3255-3009?
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.