● 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
Seastrom Manufacturing Co Inc.  · Electronic Components

5210-16

Insulator, Plate

Part Number5210-16
ManufacturerSeastrom Manufacturing Co Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameINSULATOR,PLATE
Federal Supply Class5970 — Electrical Insulators
First Side Radius0.507 INCHES NOMINAL
Overall Length1.528 INCHES NOMINAL
First End Radius0.171 INCHES NOMINAL
MaterialOVERALL PLASTIC, POLYIMIDE FILM, KAPTON, E I DUPONT DE NEMOURS AND CO INC
Style DesignatorFLAT, DIAMOND
First Hole Diameter0.162 INCHES NOMINAL
Fourth Hole Spacing0.430 INCHES NOMINAL
Second Hole Diameter0.162 INCHES NOMINAL
First Hole Spacing0.171 INCHES NOMINAL
Overall Width1.014 INCHES NOMINAL
Third Hole Spacing1.187 INCHES NOMINAL
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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 5210-16 available?
We can source 5210-16 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 5210-16 by Seastrom Manufacturing Co Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5210-16 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 5210-16?
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 5210-16?
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.