Prestolite Electric · Electronic Components
78524
Insert, Electrical Contact Brush
Part Number78524
ManufacturerPrestolite Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-105-2549 (NSN)
Federal Item NameINSERT,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Overall Width2.730 INCHES MINIMUM AND 2.770 INCHES MAXIMUM
MaterialPLASTIC
ShapeIRREGULAR
Overall Thickness3.650 INCHES MINIMUM AND 3.790 INCHES MAXIMUM
Overall Length1.450 INCHES MINIMUM AND 1.490 INCHES MAXIMUM
Mounting Configuration4 0.175 IN. MIN 0.185 IN. MAX DIA MTG HOLES ON 2.624 IN. DIA BOLT CIRCLE
Vendor Part NumbersA027078524
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 78524 available?
We can source 78524 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 78524 by Prestolite Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 78524 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 78524?
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 78524?
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.