Morgan Advanced Materials And Technology, Inc. · Electronic Components
BR1720
Brush, Electrical Contact
Part NumberBR1720
ManufacturerMorgan Advanced Materials And Technology, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-239-7098 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Largest Outside Diameter0.250 INCHES NOMINAL
Contact Face StyleCONCAVE
Top StyleCYLINDRICAL HEAD
Peripheral Speed5000 FEET PER MINUTE
Spring Free Length2.063 INCHES NOMINAL
MaterialGRAPHITE
Radius0.469 INCHES NOMINAL
Head Diameter0.171 INCHES NOMINAL
Terminal Type And Quantity1 ROUND CAP
Body StyleRECTANGULAR COMMUTATOR
Width0.249 INCHES NOMINAL
Vendor Part Numbers7124-487ITEM1, 285-38-307ITEM6, 285-38-306ITEM6, 381-3802-68063ITEM6, 475-3802-70392ITEM3, 381-3802-68064ITEM6
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 BR1720 available?
We can source BR1720 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 BR1720 by Morgan Advanced Materials And Technology, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BR1720 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 BR1720?
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 BR1720?
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.