Reliance Electric · Electronic Components
60521U
Holder, Electrical Contact Brush
Part Number60521U
ManufacturerReliance Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-285-0498 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Terminal Quantity1
Brush Pressure Spring Type AccommoHELICAL TORSION
Mounting Facility Quantity2
Overall Thickness5.203 INCHES NOMINAL
Terminal TypeSCREW
Overall Width1.688 INCHES NOMINAL
Brush Spring AdjustabilityNONADJUSTABLE
Brush Quantity Accommodated Per Ho1
Inside Width1.515 INCHES NOMINAL
Inside Thickness0.502 INCHES NOMINAL
Inside Length1.875 INCHES NOMINAL
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 60521U available?
We can source 60521U 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 60521U by Reliance Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 60521U 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 60521U?
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 60521U?
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.