Westinghouse Electric Corp. · Electronic Components
7B8431-4
Holder, Electrical Contact Brush
Part Number7B8431-4
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-387-3513 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Style DesignatorROUND OFFSET
Inside Width0.217 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
Inside Length1.718 INCHES NOMINAL
Inside Thickness0.281 INCHES MINIMUM AND 0.284 INCHES MAXIMUM
Overall Length1.718 INCHES NOMINAL
Overall Diameter0.674 INCHES MINIMUM AND 0.675 INCHES MAXIMUM
Brush Quantity Accommodated Per Ho1
Vendor Part Numbers141-51T053, 36J141-51T053
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 7B8431-4 available?
We can source 7B8431-4 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 7B8431-4 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 7B8431-4 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 7B8431-4?
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 7B8431-4?
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.