Technical Wire Products · Electronic Components
42-81491
Shielding Gasket, Electronic
Part Number42-81491
ManufacturerTechnical Wire Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-340-7433 (NSN)
Federal Item NameSHIELDING GASKET,ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Bolt Hole Quantity4
MaterialRUBBER NEOPRENE (USE RC0007) ENVIRONMENTAL SEAL
Style DesignatorNON-CIRCULAR
Aperture Diameter1.735 INCHES MINIMUM AND 1.765 INCHES MAXIMUM
Hole Diameter0.188 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
Overall Length1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM
Overall Width1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM
Outside Corner Radius0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
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 42-81491 available?
We can source 42-81491 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 42-81491 by Technical Wire Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 42-81491 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 42-81491?
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 42-81491?
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.