MIL-SPEC · Electronic Components
M28840/24CB
Shielding Gasket, Electronic
Part NumberM28840/24CB
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-266-4079 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Environmental Protection MaterialTHROUGHOUT RF SHIELDING GASKET
MaterialNICKEL ALLOY EMI/RFI CONDUCTOR
Material Document And ClassificatiZZ-R-765,CLASS 3,GRADE 30 FED SPEC SINGLE MATERIAL RESPONSE ENVIRONMENTAL SEAL
Style DesignatorNON-CIRCULAR
Test Data Document81349-MIL-C-28840 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Center To Center Distance Between0.958 INCHES MINIMUM AND 0.978 INCHES MAXIMUM
Outside Corner Radius0.120 INCHES NOMINAL
Overall Length1.258 INCHES MINIMUM AND 1.274 INCHES MAXIMUM
Cross Sectional Shape StyleEMI
Outside Edge To Bolt Hole Center D0.100 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
Bolt Hole Quantity4
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 M28840/24CB available?
We can source M28840/24CB 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 M28840/24CB by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M28840/24CB 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 M28840/24CB?
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 M28840/24CB?
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.