Carbone Of America Corporation · Electronic Components
3730
Holder, Electrical Contact Brush
Part Number3730
ManufacturerCarbone Of America Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-312-5444 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Operating Voltage Rating In Volts8.0 DC NOMINAL
Display ColorBLACK SINGLE INDICATOR ALL RANGES
Circuit Attachment Method And Quan1 CLAMP-ON
Circuit Current For Which DesignedDC
Display TypeLIQUID CRYSTAL
Overall Width3.840 INCHES NOMINAL
Overall Depth2.170 INCHES NOMINAL
Measurement Range+1.0 TO 1200.0 OHMS SINGLE INDICATOR ALL RANGES
Display Digit Quantity4
Indicator TypeDIGITAL DISPLAY
Accuracy RatingPORM 1.5 PCT OF READING ON 1.0-50.0 OHM SCALE SINGLE INDICATOR ALL RANGES
Vendor Part Numbers1221.02
ESD/EMICode A — ESD/EMI sensitive item
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 3730 available?
We can source 3730 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 3730 by Carbone Of America Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3730 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 3730?
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 3730?
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.