Federal Signal International Fsc Ltd. · Electronic Components
8240A31
Brush, Electrical Contact
Part Number8240A31
ManufacturerFederal Signal International Fsc Ltd.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-295-9925 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Terminal Type And Quantity1 STRAIGHT W/HOLE
Material Document And ClassificatiKEYSTONE CARBON CO,GRADE K1 MFR REF SINGLE MATERIAL RESPONSE
Style DesignatorONE PIECE
Shunt Insulation Provision And Qua1 UNINSULATED
MaterialCARBON
Length0.500 INCHES NOMINAL
Thickness0.274 INCHES MINIMUM AND 0.278 INCHES MAXIMUM
Body StyleRECTANGULAR COMMUTATOR
Top StyleFLAT
Shunt Position Designator11
Radius0.375 INCHES NOMINAL
Cancelled NSN3825-00-739-2146 (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 8240A31 available?
We can source 8240A31 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 8240A31 by Federal Signal International Fsc Ltd. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8240A31 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 8240A31?
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 8240A31?
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.