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Raytheon  · Electronic Components

3457978

Insulator, Bushing

Part Number3457978
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameINSULATOR,BUSHING
Federal Supply Class5970 — Electrical Insulators
Inside Diameter0.125 INCHES NOMINAL
Outside Diameter0.312 INCHES NOMINAL
Overall Height0.094 INCHES NOMINAL
End ConfigurationBOTH ENDS SQUARED
MaterialCOTTON AND PLASTIC PHENOLIC OVERALL
Material Document And ClassificatiMIL-P-79, TYPE FBE MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorCYLINDRICAL
Cancelled NSN5970-00-446-5518 (cancelled)
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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 3457978 available?
We can source 3457978 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 3457978 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3457978 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 3457978?
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 3457978?
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.