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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-C-314890
Brush, Electrical Contact
Part NumberSM-C-314890
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-521-8272 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Body StyleRECTANGULAR
Pressure Spring Type And Quantity1 CYLINDRICAL
Width0.182 INCHES MINIMUM AND 0.186 INCHES MAXIMUM
Style DesignatorONE PIECE
MaterialGRAPHITE
Material Document And ClassificatiGENERAL CARBIDE CO GRADE CC MFR REF SINGLE MATERIAL RESPONSE
Shunt Insulation Provision And Qua1 UNINSULATED
Contact Face StyleFLAT
Brush Shunt Length0.469 INCHES MINIMUM AND 0.593 INCHES MAXIMUM SINGLE SHUNT
Largest Outside Diameter0.188 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
Terminal Type And Quantity1 ROUND CAP
Cancelled NSN5815-00-600-3054 (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 SM-C-314890 available?
We can source SM-C-314890 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 SM-C-314890 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-C-314890 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 SM-C-314890?
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 SM-C-314890?
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.