L3Harris Cincinnati Electronics Corporation · Electronic Components
749220
Brush, Electrical Contact
Part Number749220
ManufacturerL3Harris Cincinnati Electronics Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-978-7611 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Terminal Diameter0.437 INCHES NOMINAL
Largest Outside Diameter0.240 INCHES NOMINAL
Width0.248 INCHES NOMINAL
Thickness0.185 INCHES NOMINAL
Terminal Type And Quantity1 ROUND CAP
MaterialSILVER GRAPHITE
Pressure Spring Type And Quantity1 CYLINDRICAL
Shunt Insulation Provision And Qua1 UNINSULATED
Style DesignatorONE PIECE
Contact Face StyleFLAT
Top StyleFLAT
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 749220 available?
We can source 749220 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 749220 by L3Harris Cincinnati Electronics Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 749220 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 749220?
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 749220?
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.