United Technologies Corp. Electro Systems · Electronic Components
BR521005A
Brush, Electrical Contact
Part NumberBR521005A
ManufacturerUnited Technologies Corp. Electro Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-295-9113 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Body StyleRECTANGULAR COMMUTATOR
Width0.265 INCHES NOMINAL
Thickness0.252 INCHES NOMINAL
Pressure Spring Type And Quantity1 CYLINDRICAL
Style DesignatorONE PIECE
Terminal Type And Quantity1 ROUND CAP
MaterialCARBON
Contact Face StyleFLAT
Length0.630 INCHES NOMINAL
Shunt Position Designator5
Shunt Insulation Provision And Qua1 UNINSULATED
Vendor Part Numbers82876
Cancelled NSN5977-00-284-8966 (cancelled)
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 BR521005A available?
We can source BR521005A 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 BR521005A by United Technologies Corp. Electro Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BR521005A 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 BR521005A?
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 BR521005A?
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.