Caterpillar · Electronic Components
2L6839
Brush, Electrical Contact
Part Number2L6839
ManufacturerCaterpillar
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-991-0049 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Thickness0.312 INCHES NOMINAL
Terminal Type And Quantity1 FLAG W/HOLE
Style DesignatorONE PIECE
Shunt Insulation Provision And Qua1 UNINSULATED
Width0.874 INCHES NOMINAL
MaterialCARBON
Length1.000 INCHES NOMINAL
Contact Face StyleCONCAVE ON BEVEL
Brush Shunt Length1.875 INCHES NOMINAL SINGLE SHUNT
Top StyleBEVELED FRONT WITH RIGHT EDGE BEVELED
Terminal Hole Diameter0.156 INCHES NOMINAL
Cancelled NSN5977-00-847-5043 (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 2L6839 available?
We can source 2L6839 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 2L6839 by Caterpillar obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2L6839 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 2L6839?
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 2L6839?
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.