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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir  · Electronic Components

SC-B-647277-2

Insulator, Washer

Part NumberSC-B-647277-2
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameINSULATOR,WASHER
Federal Supply Class5970 — Electrical Insulators
Overall Height0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM
Style DesignatorROUND, FLAT
MaterialPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
Identification Code ColorNATURAL
Inside Diameter0.122 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
Outside Diameter0.350 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
Cancelled NSN5970-00-578-1230 (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 SC-B-647277-2 available?
We can source SC-B-647277-2 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 SC-B-647277-2 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SC-B-647277-2 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 SC-B-647277-2?
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 SC-B-647277-2?
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.