Lockheed Martin Librascope Corporation · Electronic Components
L356001234
Shielding Gasket, Electronic
Part NumberL356001234
ManufacturerLockheed Martin Librascope Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-170-3766 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Aperture Width14.150 INCHES MINIMUM AND 14.170 INCHES MAXIMUM
MaterialRUBBER SILICONE CLASS Q ENVIRONMENTAL SEAL
Material Document And ClassificatiSAE 1010 ASSN STD SINGLE MATERIAL RESPONSE EMI/RFI CONDUCTOR
Surface TreatmentTIN AND COPPER EMI/RFI CONDUCTOR
Surface Treatment Document And ClaMIL-W-3861 MIL SPEC 1ST TREATMENT RESPONSE AND ASTM-B-227 ASSN STD 2ND TREATMENT RESPONSE ENVIRONMENTAL SEAL
Hole Diameter0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
Aperture Length7.090 INCHES MINIMUM AND 7.110 INCHES MAXIMUM
Outside Edge To Bolt Hole Center D0.250 INCHES NOMINAL
Bolt Hole Quantity12
Cross Sectional Shape StyleMESH AND COMPOSITION
Overall Length15.300 INCHES MINIMUM AND 15.320 INCHES MAXIMUM
Vendor Part NumbersB4012917
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 L356001234 available?
We can source L356001234 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 L356001234 by Lockheed Martin Librascope Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If L356001234 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 L356001234?
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 L356001234?
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.