Helwig Carbon Products · Electronic Components
12-871531-778-2-01
Brush, Electrical Contact
Part Number12-871531-778-2-01
ManufacturerHelwig Carbon Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-019-0732 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Terminal Type And Quantity2 TUBULAR W/HOLE
Shunt Insulation Provision And Qua6 INSULATED
Contact Face StyleBEVELED
Style DesignatorSPLIT
Body StyleRECTANGULAR
MaterialELECTROGRAPHITIC
Thickness0.812 INCHES NOMINAL
Brush Shunt Length5.500 INCHES NOMINAL ALL SHUNTS
Shunt Position Designator1 AND 2 AND 3 AND 7 AND 8 AND 9
Length3.000 INCHES NOMINAL
Material Document And ClassificatiMORGANITE INC GRADE EG8866S MFR REF SINGLE MATERIAL RESPONSE
Vendor Part Numbers05-191-653-073
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 12-871531-778-2-01 available?
We can source 12-871531-778-2-01 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 12-871531-778-2-01 by Helwig Carbon Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12-871531-778-2-01 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 12-871531-778-2-01?
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 12-871531-778-2-01?
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.