Raytheon Company · Electronic Components
167991-4
Brush, Electrical Contact
Part Number167991-4
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-296-2499 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Shunt Position Designator5
Pressure Spring Type And Quantity1 CYLINDRICAL
Style DesignatorONE PIECE
Shunt Insulation Provision And Qua1 UNINSULATED
Terminal Type And Quantity1 ROUND CAP W/EARS
Brush Shunt Length0.837 INCHES NOMINAL SINGLE SHUNT
MaterialCARBON
Material Document And ClassificatiNATIONAL CARBON CO GRADE ALP MFR REF SINGLE MATERIAL RESPONSE
Spring Free Length0.812 INCHES NOMINAL
Radius0.437 INCHES NOMINAL
Length0.687 INCHES NOMINAL
Cancelled NSN5977-00-296-2501 (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 167991-4 available?
We can source 167991-4 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 167991-4 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 167991-4 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 167991-4?
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 167991-4?
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.