Naval Inventory Control Point Mechanicsburg · Electronic Components
H5977-556-0431
Brush, Electrical Contact
Part NumberH5977-556-0431
ManufacturerNaval Inventory Control Point Mechanicsburg
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-556-0431 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Shunt Insulation Provision And Qua1 UNINSULATED
Terminal Type And Quantity1 ROUND CAP W/EARS
MaterialELECTROGRAPHITIC
Material Document And ClassificatiSPEER CARBON CO GRADE E-25 MFR REF SINGLE MATERIAL RESPONSE
Style DesignatorONE PIECE
Brush Shunt Length1.750 INCHES NOMINAL SINGLE SHUNT
Contact Face StyleFLAT
Length0.750 INCHES NOMINAL
Thickness0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
Body StyleRECTANGULAR
Terminal Diameter0.359 INCHES NOMINAL
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 H5977-556-0431 available?
We can source H5977-556-0431 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 H5977-556-0431 by Naval Inventory Control Point Mechanicsburg obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If H5977-556-0431 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 H5977-556-0431?
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 H5977-556-0431?
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.