● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Cts Electronic Components (California) Inc.  · Electronic Components

304-018

Insulator, Bushing

Part Number304-018
ManufacturerCts Electronic Components (California) Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameINSULATOR,BUSHING
Federal Supply Class5970 — Electrical Insulators
Overall Height0.087 INCHES NOMINAL
MaterialPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
Style DesignatorSHOULDER
Material Document And ClassificatiMIL-M-20693, TYPE 3, GRADE E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter0.182 INCHES NOMINAL
Inside Diameter0.144 INCHES NOMINAL
Vendor Part Numbers5L.5591.003.28
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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

Frequently asked

Is 304-018 available?
We can source 304-018 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 304-018 by Cts Electronic Components (California) Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 304-018 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 304-018?
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 304-018?
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.