Northrop Grumman Systems · Electronic Components
SM-B-853056
Shielding Gasket, Electronic
Part NumberSM-B-853056
ManufacturerNorthrop Grumman Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-211-1509 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Style DesignatorNON-CIRCULAR
Cross Sectional Shape StyleMETAL AND SYNTHETIC RUBBER
MaterialRUBBER SILICONE CLASS Q ENVIRONMENTAL SEAL
Center To Center Distance Between0.340 INCHES NOMINAL
Outside Edge To Bolt Hole Center D0.100 INCHES NOMINAL
Environmental Protection MaterialTHROUGHOUT SEALING GASKET
Hole Diameter0.120 INCHES NOMINAL
Overall Width0.540 INCHES NOMINAL
Cross Sectional Thickness0.062 INCHES NOMINAL
Bolt Hole Quantity4
Aperture Diameter0.218 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 SM-B-853056 available?
We can source SM-B-853056 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 SM-B-853056 by Northrop Grumman Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-B-853056 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 SM-B-853056?
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 SM-B-853056?
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.