Westinghouse Electric Corp. · Electronic Components
S1656766
Holder, Electrical Contact Brush
Part NumberS1656766
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-285-0501 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Overall Length4.875 INCHES NOMINAL
Overall Width1.000 INCHES NOMINAL
Mounting FacilityCLAMP AND ROD
Brush Spring AdjustabilityADJUSTABLE
Inside Thickness1.750 INCHES NOMINAL
Brush Pressure Spring Type AccommoSPIRAL TORSION
Overall Thickness11.250 INCHES NOMINAL
Inside Length1.250 INCHES NOMINAL
Brush Quantity Accommodated Per Ho2
MaterialCOPPER ALLOY BOX
Mounting Facility Quantity2
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
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is S1656766 available?
We can source S1656766 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 S1656766 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1656766 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 S1656766?
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 S1656766?
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.