● 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
General Electric Company  · Electronic Components

663930

Holder, Electrical Contact Brush

Part Number663930
ManufacturerGeneral Electric Company
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Overall Length2.625 INCHES NOMINAL
Overall Width1.187 INCHES NOMINAL
Brush Pressure Spring Type AccommoSPIRAL TORSION
Brush Spring AdjustabilityADJUSTABLE
Mounting Facility Quantity2
Brush Quantity Accommodated Per Ho1
Inside Thickness0.375 INCHES NOMINAL
Overall Thickness2.250 INCHES NOMINAL
Mounting FacilityCLAMP AND ROD
Terminal TypeSCREW
Inside Length0.875 INCHES NOMINAL
Vendor Part NumbersM6639304, 6639304G5, 6639304-5
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
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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 663930 available?
We can source 663930 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 663930 by General Electric Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 663930 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 663930?
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 663930?
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.