Eaton Corp. · Electronic Components
TF51940
Brush, Electrical Contact
Part NumberTF51940
ManufacturerEaton Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-214-1272 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Slot Depth0.070 INCHES NOMINAL
Slot Width0.156 INCHES NOMINAL
Brush Shunt Length1.344 INCHES NOMINAL SINGLE SHUNT
Contact Face StyleCONCAVE
Terminal Hole Diameter0.173 INCHES NOMINAL
Width0.523 INCHES NOMINAL
Shunt Insulation Provision And Qua1 INSULATED
MaterialCARBON
Length0.656 INCHES NOMINAL
Body StyleRECTANGULAR COMMUTATOR
Material Document And ClassificatiSTACKPOLE CARBON CO,GR WAB MFR REF SINGLE MATERIAL RESPONSE
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 TF51940 available?
We can source TF51940 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 TF51940 by Eaton Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TF51940 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 TF51940?
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 TF51940?
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.