Carbone Of America Corporation · Electronic Components
3731
Holder, Electrical Contact Brush
Part Number3731
ManufacturerCarbone Of America Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-283-1113 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
ColorWHITE FIRST POSITION COVER ALL CONDUCTORS
Strand Awg Size Per Conductor32 ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Surface Treatment Document And ClaASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MaterialCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
Conductor Arrangement And Quantity2 SINGLES AND 2 TWISTED PAIR
Material Document And ClassificatiASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR ALL CONDUCTORS
Conductor Quantity6
Cross Sectional Shape StyleROUND
Round Conductor Size20 AWG ALL CONDUCTORS
Vendor Part NumbersCW-H0011-106
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 3731 available?
We can source 3731 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 3731 by Carbone Of America Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3731 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 3731?
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 3731?
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.